Home / 95,287.13-142,951.34-28,721.69

Finding the Fourth Proportional to 95,287.13, 142,951.34 and 28,721.69

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Solution

The fourth proportional to 95,287.13, 142,951.34 and 28,721.69 is: 43,088.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,287.13 : 142,951.34 = 28,721.69 : x
  2. Step 2: Convert to fraction form
    95,287.13/142,951.34 = 28,721.69/x
  3. Step 3: Cross multiply
    95,287.13x = 142,951.34 × 28,721.69
  4. Step 4: Simplify right side
    95,287.13x = 4,105,803,928.96
  5. Step 5: Solve for x
    x = 4,105,803,928.96/95,287.13
  6. Step 6: Final answer
    x = 43,088.76

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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.