Home / 79,614.42-119,384.70-29,681.12

Finding the Fourth Proportional to 79,614.42, 119,384.70 and 29,681.12

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Solution

The fourth proportional to 79,614.42, 119,384.70 and 29,681.12 is: 44,507.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,614.42 : 119,384.70 = 29,681.12 : x
  2. Step 2: Convert to fraction form
    79,614.42/119,384.70 = 29,681.12/x
  3. Step 3: Cross multiply
    79,614.42x = 119,384.70 × 29,681.12
  4. Step 4: Simplify right side
    79,614.42x = 3,543,471,606.86
  5. Step 5: Solve for x
    x = 3,543,471,606.86/79,614.42
  6. Step 6: Final answer
    x = 44,507.91

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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.