Home / 94,275.32-129,972.60-64,008.10

Finding the Fourth Proportional to 94,275.32, 129,972.60 and 64,008.10

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Solution

The fourth proportional to 94,275.32, 129,972.60 and 64,008.10 is: 88,244.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,275.32 : 129,972.60 = 64,008.10 : x
  2. Step 2: Convert to fraction form
    94,275.32/129,972.60 = 64,008.10/x
  3. Step 3: Cross multiply
    94,275.32x = 129,972.60 × 64,008.10
  4. Step 4: Simplify right side
    94,275.32x = 8,319,298,974.98
  5. Step 5: Solve for x
    x = 8,319,298,974.98/94,275.32
  6. Step 6: Final answer
    x = 88,244.72

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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.