Home / 104,079,911.04-143,630,135.04-57,673,169.28

Finding the Fourth Proportional to 104,079,911.04, 143,630,135.04 and 57,673,169.28

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Solution

The fourth proportional to 104,079,911.04, 143,630,135.04 and 57,673,169.28 is: 79,588,894.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,079,911.04 : 143,630,135.04 = 57,673,169.28 : x
  2. Step 2: Convert to fraction form
    104,079,911.04/143,630,135.04 = 57,673,169.28/x
  3. Step 3: Cross multiply
    104,079,911.04x = 143,630,135.04 × 57,673,169.28
  4. Step 4: Simplify right side
    104,079,911.04x = 8,283,605,091,871,179
  5. Step 5: Solve for x
    x = 8,283,605,091,871,179/104,079,911.04
  6. Step 6: Final answer
    x = 79,588,894.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.