Home / 83,610.02-125,458.07-55,549.40

Finding the Fourth Proportional to 83,610.02, 125,458.07 and 55,549.40

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Solution

The fourth proportional to 83,610.02, 125,458.07 and 55,549.40 is: 83,352.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,610.02 : 125,458.07 = 55,549.40 : x
  2. Step 2: Convert to fraction form
    83,610.02/125,458.07 = 55,549.40/x
  3. Step 3: Cross multiply
    83,610.02x = 125,458.07 × 55,549.40
  4. Step 4: Simplify right side
    83,610.02x = 6,969,119,608.62
  5. Step 5: Solve for x
    x = 6,969,119,608.62/83,610.02
  6. Step 6: Final answer
    x = 83,352.68

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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.