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Finding the Fourth Proportional to 89,751.25, 134,626.88 and 24,087.25

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Solution

The fourth proportional to 89,751.25, 134,626.88 and 24,087.25 is: 36,130.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,751.25 : 134,626.88 = 24,087.25 : x
  2. Step 2: Convert to fraction form
    89,751.25/134,626.88 = 24,087.25/x
  3. Step 3: Cross multiply
    89,751.25x = 134,626.88 × 24,087.25
  4. Step 4: Simplify right side
    89,751.25x = 3,242,791,315.28
  5. Step 5: Solve for x
    x = 3,242,791,315.28/89,751.25
  6. Step 6: Final answer
    x = 36,130.88

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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.