Home / 90,713.64-125,141.22-58,892.52

Finding the Fourth Proportional to 90,713.64, 125,141.22 and 58,892.52

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Solution

The fourth proportional to 90,713.64, 125,141.22 and 58,892.52 is: 81,243.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,713.64 : 125,141.22 = 58,892.52 : x
  2. Step 2: Convert to fraction form
    90,713.64/125,141.22 = 58,892.52/x
  3. Step 3: Cross multiply
    90,713.64x = 125,141.22 × 58,892.52
  4. Step 4: Simplify right side
    90,713.64x = 7,369,881,801.67
  5. Step 5: Solve for x
    x = 7,369,881,801.67/90,713.64
  6. Step 6: Final answer
    x = 81,243.37

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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.