Home / 99,499.35-149,248.68-40,334.86

Finding the Fourth Proportional to 99,499.35, 149,248.68 and 40,334.86

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Solution

The fourth proportional to 99,499.35, 149,248.68 and 40,334.86 is: 60,502.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,499.35 : 149,248.68 = 40,334.86 : x
  2. Step 2: Convert to fraction form
    99,499.35/149,248.68 = 40,334.86/x
  3. Step 3: Cross multiply
    99,499.35x = 149,248.68 × 40,334.86
  4. Step 4: Simplify right side
    99,499.35x = 6,019,924,612.98
  5. Step 5: Solve for x
    x = 6,019,924,612.98/99,499.35
  6. Step 6: Final answer
    x = 60,502.15

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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.