Home / 134,609.26-185,761.52-77,244.02

Finding the Fourth Proportional to 134,609.26, 185,761.52 and 77,244.02

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Solution

The fourth proportional to 134,609.26, 185,761.52 and 77,244.02 is: 106,597.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,609.26 : 185,761.52 = 77,244.02 : x
  2. Step 2: Convert to fraction form
    134,609.26/185,761.52 = 77,244.02/x
  3. Step 3: Cross multiply
    134,609.26x = 185,761.52 × 77,244.02
  4. Step 4: Simplify right side
    134,609.26x = 14,348,966,179.89
  5. Step 5: Solve for x
    x = 14,348,966,179.89/134,609.26
  6. Step 6: Final answer
    x = 106,597.17

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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.