Home / 75,285.23-112,899.14-25,351.92

Finding the Fourth Proportional to 75,285.23, 112,899.14 and 25,351.92

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Solution

The fourth proportional to 75,285.23, 112,899.14 and 25,351.92 is: 38,018.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,285.23 : 112,899.14 = 25,351.92 : x
  2. Step 2: Convert to fraction form
    75,285.23/112,899.14 = 25,351.92/x
  3. Step 3: Cross multiply
    75,285.23x = 112,899.14 × 25,351.92
  4. Step 4: Simplify right side
    75,285.23x = 2,862,209,838.59
  5. Step 5: Solve for x
    x = 2,862,209,838.59/75,285.23
  6. Step 6: Final answer
    x = 38,018.21

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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.