Home / 94,966.20-142,334.10-42,319.80

Finding the Fourth Proportional to 94,966.20, 142,334.10 and 42,319.80

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Solution

The fourth proportional to 94,966.20, 142,334.10 and 42,319.80 is: 63,428.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,966.20 : 142,334.10 = 42,319.80 : x
  2. Step 2: Convert to fraction form
    94,966.20/142,334.10 = 42,319.80/x
  3. Step 3: Cross multiply
    94,966.20x = 142,334.10 × 42,319.80
  4. Step 4: Simplify right side
    94,966.20x = 6,023,550,645.18
  5. Step 5: Solve for x
    x = 6,023,550,645.18/94,966.20
  6. Step 6: Final answer
    x = 63,428.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.