Home / 62,142.76-93,136.30-48,943

Finding the Fourth Proportional to 62,142.76, 93,136.30 and 48,943

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Solution

The fourth proportional to 62,142.76, 93,136.30 and 48,943 is: 73,353.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,142.76 : 93,136.30 = 48,943 : x
  2. Step 2: Convert to fraction form
    62,142.76/93,136.30 = 48,943/x
  3. Step 3: Cross multiply
    62,142.76x = 93,136.30 × 48,943
  4. Step 4: Simplify right side
    62,142.76x = 4,558,369,930.90
  5. Step 5: Solve for x
    x = 4,558,369,930.90/62,142.76
  6. Step 6: Final answer
    x = 73,353.19

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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.