Home / 104,050.99-143,590.74-56,304.34

Finding the Fourth Proportional to 104,050.99, 143,590.74 and 56,304.34

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Solution

The fourth proportional to 104,050.99, 143,590.74 and 56,304.34 is: 77,700.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,050.99 : 143,590.74 = 56,304.34 : x
  2. Step 2: Convert to fraction form
    104,050.99/143,590.74 = 56,304.34/x
  3. Step 3: Cross multiply
    104,050.99x = 143,590.74 × 56,304.34
  4. Step 4: Simplify right side
    104,050.99x = 8,084,781,845.81
  5. Step 5: Solve for x
    x = 8,084,781,845.81/104,050.99
  6. Step 6: Final answer
    x = 77,700.19

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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.