Home / 99,427.40-149,025.90-40,233.80

Finding the Fourth Proportional to 99,427.40, 149,025.90 and 40,233.80

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Solution

The fourth proportional to 99,427.40, 149,025.90 and 40,233.80 is: 60,304.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,427.40 : 149,025.90 = 40,233.80 : x
  2. Step 2: Convert to fraction form
    99,427.40/149,025.90 = 40,233.80/x
  3. Step 3: Cross multiply
    99,427.40x = 149,025.90 × 40,233.80
  4. Step 4: Simplify right side
    99,427.40x = 5,995,878,255.42
  5. Step 5: Solve for x
    x = 5,995,878,255.42/99,427.40
  6. Step 6: Final answer
    x = 60,304.08

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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.