Home / 79,909.47-119,802.24-51,770.07

Finding the Fourth Proportional to 79,909.47, 119,802.24 and 51,770.07

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Solution

The fourth proportional to 79,909.47, 119,802.24 and 51,770.07 is: 77,614.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,909.47 : 119,802.24 = 51,770.07 : x
  2. Step 2: Convert to fraction form
    79,909.47/119,802.24 = 51,770.07/x
  3. Step 3: Cross multiply
    79,909.47x = 119,802.24 × 51,770.07
  4. Step 4: Simplify right side
    79,909.47x = 6,202,170,350.96
  5. Step 5: Solve for x
    x = 6,202,170,350.96/79,909.47
  6. Step 6: Final answer
    x = 77,614.96

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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.