Home / 134,446.74-185,535.05-74,016.08

Finding the Fourth Proportional to 134,446.74, 185,535.05 and 74,016.08

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Solution

The fourth proportional to 134,446.74, 185,535.05 and 74,016.08 is: 102,141.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,446.74 : 185,535.05 = 74,016.08 : x
  2. Step 2: Convert to fraction form
    134,446.74/185,535.05 = 74,016.08/x
  3. Step 3: Cross multiply
    134,446.74x = 185,535.05 × 74,016.08
  4. Step 4: Simplify right side
    134,446.74x = 13,732,575,805.85
  5. Step 5: Solve for x
    x = 13,732,575,805.85/134,446.74
  6. Step 6: Final answer
    x = 102,141.38

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1.5x scale

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.