Home / 89,859.60-134,759.28-29,874.24

Finding the Fourth Proportional to 89,859.60, 134,759.28 and 29,874.24

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Solution

The fourth proportional to 89,859.60, 134,759.28 and 29,874.24 is: 44,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,859.60 : 134,759.28 = 29,874.24 : x
  2. Step 2: Convert to fraction form
    89,859.60/134,759.28 = 29,874.24/x
  3. Step 3: Cross multiply
    89,859.60x = 134,759.28 × 29,874.24
  4. Step 4: Simplify right side
    89,859.60x = 4,025,831,072.95
  5. Step 5: Solve for x
    x = 4,025,831,072.95/89,859.60
  6. Step 6: Final answer
    x = 44,801.35

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1.5x scale

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.