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Finding the Fourth Proportional to 176,306.70, 264,524.85 and 71,136.30

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Solution

The fourth proportional to 176,306.70, 264,524.85 and 71,136.30 is: 106,730.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,306.70 : 264,524.85 = 71,136.30 : x
  2. Step 2: Convert to fraction form
    176,306.70/264,524.85 = 71,136.30/x
  3. Step 3: Cross multiply
    176,306.70x = 264,524.85 × 71,136.30
  4. Step 4: Simplify right side
    176,306.70x = 18,817,319,087.06
  5. Step 5: Solve for x
    x = 18,817,319,087.06/176,306.70
  6. Step 6: Final answer
    x = 106,730.60

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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.