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Finding the Fourth Proportional to 52,598.26, 78,936.57 and 38,594.47

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Solution

The fourth proportional to 52,598.26, 78,936.57 and 38,594.47 is: 57,920.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,598.26 : 78,936.57 = 38,594.47 : x
  2. Step 2: Convert to fraction form
    52,598.26/78,936.57 = 38,594.47/x
  3. Step 3: Cross multiply
    52,598.26x = 78,936.57 × 38,594.47
  4. Step 4: Simplify right side
    52,598.26x = 3,046,515,082.77
  5. Step 5: Solve for x
    x = 3,046,515,082.77/52,598.26
  6. Step 6: Final answer
    x = 57,920.45

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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.