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Finding the Fourth Proportional to 232,899.60, 349,423.26 and 83,136.60

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Solution

The fourth proportional to 232,899.60, 349,423.26 and 83,136.60 is: 124,731.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,899.60 : 349,423.26 = 83,136.60 : x
  2. Step 2: Convert to fraction form
    232,899.60/349,423.26 = 83,136.60/x
  3. Step 3: Cross multiply
    232,899.60x = 349,423.26 × 83,136.60
  4. Step 4: Simplify right side
    232,899.60x = 29,049,861,797.32
  5. Step 5: Solve for x
    x = 29,049,861,797.32/232,899.60
  6. Step 6: Final answer
    x = 124,731.27

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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.