Home / 85,767.97-118,360.50-47,528.16

Finding the Fourth Proportional to 85,767.97, 118,360.50 and 47,528.16

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Solution

The fourth proportional to 85,767.97, 118,360.50 and 47,528.16 is: 65,589.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,767.97 : 118,360.50 = 47,528.16 : x
  2. Step 2: Convert to fraction form
    85,767.97/118,360.50 = 47,528.16/x
  3. Step 3: Cross multiply
    85,767.97x = 118,360.50 × 47,528.16
  4. Step 4: Simplify right side
    85,767.97x = 5,625,456,775.57
  5. Step 5: Solve for x
    x = 5,625,456,775.57/85,767.97
  6. Step 6: Final answer
    x = 65,589.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.