Home / 104,219.81-143,823.84-56,473.25

Finding the Fourth Proportional to 104,219.81, 143,823.84 and 56,473.25

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Solution

The fourth proportional to 104,219.81, 143,823.84 and 56,473.25 is: 77,933.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,219.81 : 143,823.84 = 56,473.25 : x
  2. Step 2: Convert to fraction form
    104,219.81/143,823.84 = 56,473.25/x
  3. Step 3: Cross multiply
    104,219.81x = 143,823.84 × 56,473.25
  4. Step 4: Simplify right side
    104,219.81x = 8,122,198,953.16
  5. Step 5: Solve for x
    x = 8,122,198,953.16/104,219.81
  6. Step 6: Final answer
    x = 77,933.35

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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.