Home / 134,517.16-185,633.67-74,087.29

Finding the Fourth Proportional to 134,517.16, 185,633.67 and 74,087.29

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Solution

The fourth proportional to 134,517.16, 185,633.67 and 74,087.29 is: 102,240.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,517.16 : 185,633.67 = 74,087.29 : x
  2. Step 2: Convert to fraction form
    134,517.16/185,633.67 = 74,087.29/x
  3. Step 3: Cross multiply
    134,517.16x = 185,633.67 × 74,087.29
  4. Step 4: Simplify right side
    134,517.16x = 13,753,095,543.05
  5. Step 5: Solve for x
    x = 13,753,095,543.05/134,517.16
  6. Step 6: Final answer
    x = 102,240.45

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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.