Home / 88,721.46-132,971.43-44,360.90

Finding the Fourth Proportional to 88,721.46, 132,971.43 and 44,360.90

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Solution

The fourth proportional to 88,721.46, 132,971.43 and 44,360.90 is: 66,485.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,721.46 : 132,971.43 = 44,360.90 : x
  2. Step 2: Convert to fraction form
    88,721.46/132,971.43 = 44,360.90/x
  3. Step 3: Cross multiply
    88,721.46x = 132,971.43 × 44,360.90
  4. Step 4: Simplify right side
    88,721.46x = 5,898,731,644.23
  5. Step 5: Solve for x
    x = 5,898,731,644.23/88,721.46
  6. Step 6: Final answer
    x = 66,485.96

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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.