Home / 142,470.74-196,523.94-94,073.10

Finding the Fourth Proportional to 142,470.74, 196,523.94 and 94,073.10

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Solution

The fourth proportional to 142,470.74, 196,523.94 and 94,073.10 is: 129,764.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,470.74 : 196,523.94 = 94,073.10 : x
  2. Step 2: Convert to fraction form
    142,470.74/196,523.94 = 94,073.10/x
  3. Step 3: Cross multiply
    142,470.74x = 196,523.94 × 94,073.10
  4. Step 4: Simplify right side
    142,470.74x = 18,487,616,260.01
  5. Step 5: Solve for x
    x = 18,487,616,260.01/142,470.74
  6. Step 6: Final answer
    x = 129,764.30

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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.