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Finding the Fourth Proportional to 62,136.76, 93,127.32 and 48,937

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Solution

The fourth proportional to 62,136.76, 93,127.32 and 48,937 is: 73,344.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,136.76 : 93,127.32 = 48,937 : x
  2. Step 2: Convert to fraction form
    62,136.76/93,127.32 = 48,937/x
  3. Step 3: Cross multiply
    62,136.76x = 93,127.32 × 48,937
  4. Step 4: Simplify right side
    62,136.76x = 4,557,371,658.84
  5. Step 5: Solve for x
    x = 4,557,371,658.84/62,136.76
  6. Step 6: Final answer
    x = 73,344.21

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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.