Home / 115,589.06-173,397.60-40,693.88

Finding the Fourth Proportional to 115,589.06, 173,397.60 and 40,693.88

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Solution

The fourth proportional to 115,589.06, 173,397.60 and 40,693.88 is: 61,045.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,589.06 : 173,397.60 = 40,693.88 : x
  2. Step 2: Convert to fraction form
    115,589.06/173,397.60 = 40,693.88/x
  3. Step 3: Cross multiply
    115,589.06x = 173,397.60 × 40,693.88
  4. Step 4: Simplify right side
    115,589.06x = 7,056,220,584.82
  5. Step 5: Solve for x
    x = 7,056,220,584.82/115,589.06
  6. Step 6: Final answer
    x = 61,045.75

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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.