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Finding the Fourth Proportional to 94,902.58, 130,960.42 and 52,458.38

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Solution

The fourth proportional to 94,902.58, 130,960.42 and 52,458.38 is: 72,389.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,902.58 : 130,960.42 = 52,458.38 : x
  2. Step 2: Convert to fraction form
    94,902.58/130,960.42 = 52,458.38/x
  3. Step 3: Cross multiply
    94,902.58x = 130,960.42 × 52,458.38
  4. Step 4: Simplify right side
    94,902.58x = 6,869,970,691.37
  5. Step 5: Solve for x
    x = 6,869,970,691.37/94,902.58
  6. Step 6: Final answer
    x = 72,389.72

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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.