Home / 90,829.17-125,273.25-59,008.32

Finding the Fourth Proportional to 90,829.17, 125,273.25 and 59,008.32

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Solution

The fourth proportional to 90,829.17, 125,273.25 and 59,008.32 is: 81,385.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,829.17 : 125,273.25 = 59,008.32 : x
  2. Step 2: Convert to fraction form
    90,829.17/125,273.25 = 59,008.32/x
  3. Step 3: Cross multiply
    90,829.17x = 125,273.25 × 59,008.32
  4. Step 4: Simplify right side
    90,829.17x = 7,392,164,023.44
  5. Step 5: Solve for x
    x = 7,392,164,023.44/90,829.17
  6. Step 6: Final answer
    x = 81,385.35

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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.