Home / 134,675.64-185,853.69-74,248.70

Finding the Fourth Proportional to 134,675.64, 185,853.69 and 74,248.70

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Solution

The fourth proportional to 134,675.64, 185,853.69 and 74,248.70 is: 102,463.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,675.64 : 185,853.69 = 74,248.70 : x
  2. Step 2: Convert to fraction form
    134,675.64/185,853.69 = 74,248.70/x
  3. Step 3: Cross multiply
    134,675.64x = 185,853.69 × 74,248.70
  4. Step 4: Simplify right side
    134,675.64x = 13,799,394,872.70
  5. Step 5: Solve for x
    x = 13,799,394,872.70/134,675.64
  6. Step 6: Final answer
    x = 102,463.93

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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.