Home / 99,549.54-149,319.96-32,080.07

Finding the Fourth Proportional to 99,549.54, 149,319.96 and 32,080.07

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Solution

The fourth proportional to 99,549.54, 149,319.96 and 32,080.07 is: 48,118.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,549.54 : 149,319.96 = 32,080.07 : x
  2. Step 2: Convert to fraction form
    99,549.54/149,319.96 = 32,080.07/x
  3. Step 3: Cross multiply
    99,549.54x = 149,319.96 × 32,080.07
  4. Step 4: Simplify right side
    99,549.54x = 4,790,193,862.20
  5. Step 5: Solve for x
    x = 4,790,193,862.20/99,549.54
  6. Step 6: Final answer
    x = 48,118.69

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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.