Home / 90,227.71-135,360.24-27,045.28

Finding the Fourth Proportional to 90,227.71, 135,360.24 and 27,045.28

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Solution

The fourth proportional to 90,227.71, 135,360.24 and 27,045.28 is: 40,573.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,227.71 : 135,360.24 = 27,045.28 : x
  2. Step 2: Convert to fraction form
    90,227.71/135,360.24 = 27,045.28/x
  3. Step 3: Cross multiply
    90,227.71x = 135,360.24 × 27,045.28
  4. Step 4: Simplify right side
    90,227.71x = 3,660,854,779.64
  5. Step 5: Solve for x
    x = 3,660,854,779.64/90,227.71
  6. Step 6: Final answer
    x = 40,573.51

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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.