Home / 99,425.78-149,117.07-32,850.14

Finding the Fourth Proportional to 99,425.78, 149,117.07 and 32,850.14

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Solution

The fourth proportional to 99,425.78, 149,117.07 and 32,850.14 is: 49,268.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,425.78 : 149,117.07 = 32,850.14 : x
  2. Step 2: Convert to fraction form
    99,425.78/149,117.07 = 32,850.14/x
  3. Step 3: Cross multiply
    99,425.78x = 149,117.07 × 32,850.14
  4. Step 4: Simplify right side
    99,425.78x = 4,898,516,625.89
  5. Step 5: Solve for x
    x = 4,898,516,625.89/99,425.78
  6. Step 6: Final answer
    x = 49,268.07

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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.