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Finding the Fourth Proportional to 79,133.30, 118,711.68 and 22,973.87

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Solution

The fourth proportional to 79,133.30, 118,711.68 and 22,973.87 is: 34,464.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,133.30 : 118,711.68 = 22,973.87 : x
  2. Step 2: Convert to fraction form
    79,133.30/118,711.68 = 22,973.87/x
  3. Step 3: Cross multiply
    79,133.30x = 118,711.68 × 22,973.87
  4. Step 4: Simplify right side
    79,133.30x = 2,727,266,703.80
  5. Step 5: Solve for x
    x = 2,727,266,703.80/79,133.30
  6. Step 6: Final answer
    x = 34,464.21

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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.