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Finding the Fourth Proportional to 133,491.48, 200,127.44 and 62,378.94

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Solution

The fourth proportional to 133,491.48, 200,127.44 and 62,378.94 is: 93,517.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,491.48 : 200,127.44 = 62,378.94 : x
  2. Step 2: Convert to fraction form
    133,491.48/200,127.44 = 62,378.94/x
  3. Step 3: Cross multiply
    133,491.48x = 200,127.44 × 62,378.94
  4. Step 4: Simplify right side
    133,491.48x = 12,483,737,572.11
  5. Step 5: Solve for x
    x = 12,483,737,572.11/133,491.48
  6. Step 6: Final answer
    x = 93,517.11

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1.5x scale

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.