Home / 103,327.28-142,585.82-58,001.16

Finding the Fourth Proportional to 103,327.28, 142,585.82 and 58,001.16

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Solution

The fourth proportional to 103,327.28, 142,585.82 and 58,001.16 is: 80,038.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,327.28 : 142,585.82 = 58,001.16 : x
  2. Step 2: Convert to fraction form
    103,327.28/142,585.82 = 58,001.16/x
  3. Step 3: Cross multiply
    103,327.28x = 142,585.82 × 58,001.16
  4. Step 4: Simplify right side
    103,327.28x = 8,270,142,959.55
  5. Step 5: Solve for x
    x = 8,270,142,959.55/103,327.28
  6. Step 6: Final answer
    x = 80,038.33

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1.5x scale

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.