Home / 87,813.02-121,180.92-47,525.82

Finding the Fourth Proportional to 87,813.02, 121,180.92 and 47,525.82

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Solution

The fourth proportional to 87,813.02, 121,180.92 and 47,525.82 is: 65,585.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,813.02 : 121,180.92 = 47,525.82 : x
  2. Step 2: Convert to fraction form
    87,813.02/121,180.92 = 47,525.82/x
  3. Step 3: Cross multiply
    87,813.02x = 121,180.92 × 47,525.82
  4. Step 4: Simplify right side
    87,813.02x = 5,759,222,591.35
  5. Step 5: Solve for x
    x = 5,759,222,591.35/87,813.02
  6. Step 6: Final answer
    x = 65,585.06

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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.