Home / 87,148.49-130,727.61-24,814.13

Finding the Fourth Proportional to 87,148.49, 130,727.61 and 24,814.13

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Solution

The fourth proportional to 87,148.49, 130,727.61 and 24,814.13 is: 37,222.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,148.49 : 130,727.61 = 24,814.13 : x
  2. Step 2: Convert to fraction form
    87,148.49/130,727.61 = 24,814.13/x
  3. Step 3: Cross multiply
    87,148.49x = 130,727.61 × 24,814.13
  4. Step 4: Simplify right side
    87,148.49x = 3,243,891,255.49
  5. Step 5: Solve for x
    x = 3,243,891,255.49/87,148.49
  6. Step 6: Final answer
    x = 37,222.58

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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.