Home / 113,325.10-169,987.65-93,625.90

Finding the Fourth Proportional to 113,325.10, 169,987.65 and 93,625.90

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Solution

The fourth proportional to 113,325.10, 169,987.65 and 93,625.90 is: 140,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,325.10 : 169,987.65 = 93,625.90 : x
  2. Step 2: Convert to fraction form
    113,325.10/169,987.65 = 93,625.90/x
  3. Step 3: Cross multiply
    113,325.10x = 169,987.65 × 93,625.90
  4. Step 4: Simplify right side
    113,325.10x = 15,915,246,720.14
  5. Step 5: Solve for x
    x = 15,915,246,720.14/113,325.10
  6. Step 6: Final answer
    x = 140,438.85

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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.