Home / 79,753.64-119,631.38-34,155.18

Finding the Fourth Proportional to 79,753.64, 119,631.38 and 34,155.18

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Solution

The fourth proportional to 79,753.64, 119,631.38 and 34,155.18 is: 51,233.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,753.64 : 119,631.38 = 34,155.18 : x
  2. Step 2: Convert to fraction form
    79,753.64/119,631.38 = 34,155.18/x
  3. Step 3: Cross multiply
    79,753.64x = 119,631.38 × 34,155.18
  4. Step 4: Simplify right side
    79,753.64x = 4,086,031,146.77
  5. Step 5: Solve for x
    x = 4,086,031,146.77/79,753.64
  6. Step 6: Final answer
    x = 51,233.17

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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.