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Finding the Fourth Proportional to 94,114.56, 129,880.80 and 53,275.53

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Solution

The fourth proportional to 94,114.56, 129,880.80 and 53,275.53 is: 73,521.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,114.56 : 129,880.80 = 53,275.53 : x
  2. Step 2: Convert to fraction form
    94,114.56/129,880.80 = 53,275.53/x
  3. Step 3: Cross multiply
    94,114.56x = 129,880.80 × 53,275.53
  4. Step 4: Simplify right side
    94,114.56x = 6,919,468,456.82
  5. Step 5: Solve for x
    x = 6,919,468,456.82/94,114.56
  6. Step 6: Final answer
    x = 73,521.76

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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.