Home / 103,327.17-142,605.39-58,007.59

Finding the Fourth Proportional to 103,327.17, 142,605.39 and 58,007.59

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Solution

The fourth proportional to 103,327.17, 142,605.39 and 58,007.59 is: 80,058.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,327.17 : 142,605.39 = 58,007.59 : x
  2. Step 2: Convert to fraction form
    103,327.17/142,605.39 = 58,007.59/x
  3. Step 3: Cross multiply
    103,327.17x = 142,605.39 × 58,007.59
  4. Step 4: Simplify right side
    103,327.17x = 8,272,195,168.64
  5. Step 5: Solve for x
    x = 8,272,195,168.64/103,327.17
  6. Step 6: Final answer
    x = 80,058.28

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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.