Home / 75,289.22-112,905.14-25,355.92

Finding the Fourth Proportional to 75,289.22, 112,905.14 and 25,355.92

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Solution

The fourth proportional to 75,289.22, 112,905.14 and 25,355.92 is: 38,024.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,289.22 : 112,905.14 = 25,355.92 : x
  2. Step 2: Convert to fraction form
    75,289.22/112,905.14 = 25,355.92/x
  3. Step 3: Cross multiply
    75,289.22x = 112,905.14 × 25,355.92
  4. Step 4: Simplify right side
    75,289.22x = 2,862,813,697.43
  5. Step 5: Solve for x
    x = 2,862,813,697.43/75,289.22
  6. Step 6: Final answer
    x = 38,024.22

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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.