Home / 99,499.22-149,248.49-40,334.73

Finding the Fourth Proportional to 99,499.22, 149,248.49 and 40,334.73

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Solution

The fourth proportional to 99,499.22, 149,248.49 and 40,334.73 is: 60,501.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,499.22 : 149,248.49 = 40,334.73 : x
  2. Step 2: Convert to fraction form
    99,499.22/149,248.49 = 40,334.73/x
  3. Step 3: Cross multiply
    99,499.22x = 149,248.49 × 40,334.73
  4. Step 4: Simplify right side
    99,499.22x = 6,019,897,547.06
  5. Step 5: Solve for x
    x = 6,019,897,547.06/99,499.22
  6. Step 6: Final answer
    x = 60,501.96

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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.