Home / 54,085.02-80,967.75-39,951.18

Finding the Fourth Proportional to 54,085.02, 80,967.75 and 39,951.18

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Solution

The fourth proportional to 54,085.02, 80,967.75 and 39,951.18 is: 59,808.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,085.02 : 80,967.75 = 39,951.18 : x
  2. Step 2: Convert to fraction form
    54,085.02/80,967.75 = 39,951.18/x
  3. Step 3: Cross multiply
    54,085.02x = 80,967.75 × 39,951.18
  4. Step 4: Simplify right side
    54,085.02x = 3,234,757,154.45
  5. Step 5: Solve for x
    x = 3,234,757,154.45/54,085.02
  6. Step 6: Final answer
    x = 59,808.74

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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.