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Finding the Fourth Proportional to 62,678.55, 93,929.43 and 34,611.24

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Solution

The fourth proportional to 62,678.55, 93,929.43 and 34,611.24 is: 51,868.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,678.55 : 93,929.43 = 34,611.24 : x
  2. Step 2: Convert to fraction form
    62,678.55/93,929.43 = 34,611.24/x
  3. Step 3: Cross multiply
    62,678.55x = 93,929.43 × 34,611.24
  4. Step 4: Simplify right side
    62,678.55x = 3,251,013,871.74
  5. Step 5: Solve for x
    x = 3,251,013,871.74/62,678.55
  6. Step 6: Final answer
    x = 51,868.05

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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.