Home / 79,039.13-118,475.66-49,053.31

Finding the Fourth Proportional to 79,039.13, 118,475.66 and 49,053.31

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Solution

The fourth proportional to 79,039.13, 118,475.66 and 49,053.31 is: 73,528.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,039.13 : 118,475.66 = 49,053.31 : x
  2. Step 2: Convert to fraction form
    79,039.13/118,475.66 = 49,053.31/x
  3. Step 3: Cross multiply
    79,039.13x = 118,475.66 × 49,053.31
  4. Step 4: Simplify right side
    79,039.13x = 5,811,623,154.80
  5. Step 5: Solve for x
    x = 5,811,623,154.80/79,039.13
  6. Step 6: Final answer
    x = 73,528.43

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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.