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Finding the Fourth Proportional to 356,675.16, 535,082.68 and 132,037.32

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Solution

The fourth proportional to 356,675.16, 535,082.68 and 132,037.32 is: 198,081.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,675.16 : 535,082.68 = 132,037.32 : x
  2. Step 2: Convert to fraction form
    356,675.16/535,082.68 = 132,037.32/x
  3. Step 3: Cross multiply
    356,675.16x = 535,082.68 × 132,037.32
  4. Step 4: Simplify right side
    356,675.16x = 70,650,883,045.62
  5. Step 5: Solve for x
    x = 70,650,883,045.62/356,675.16
  6. Step 6: Final answer
    x = 198,081.87

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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.