Home / 149,827.90-224,741.85-90,633.10

Finding the Fourth Proportional to 149,827.90, 224,741.85 and 90,633.10

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Solution

The fourth proportional to 149,827.90, 224,741.85 and 90,633.10 is: 135,949.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,827.90 : 224,741.85 = 90,633.10 : x
  2. Step 2: Convert to fraction form
    149,827.90/224,741.85 = 90,633.10/x
  3. Step 3: Cross multiply
    149,827.90x = 224,741.85 × 90,633.10
  4. Step 4: Simplify right side
    149,827.90x = 20,369,050,565.24
  5. Step 5: Solve for x
    x = 20,369,050,565.24/149,827.90
  6. Step 6: Final answer
    x = 135,949.65

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Similar ratio
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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.