Home / 141,036.75-194,624.24-84,479.31

Finding the Fourth Proportional to 141,036.75, 194,624.24 and 84,479.31

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Solution

The fourth proportional to 141,036.75, 194,624.24 and 84,479.31 is: 116,577.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,036.75 : 194,624.24 = 84,479.31 : x
  2. Step 2: Convert to fraction form
    141,036.75/194,624.24 = 84,479.31/x
  3. Step 3: Cross multiply
    141,036.75x = 194,624.24 × 84,479.31
  4. Step 4: Simplify right side
    141,036.75x = 16,441,721,082.08
  5. Step 5: Solve for x
    x = 16,441,721,082.08/141,036.75
  6. Step 6: Final answer
    x = 116,577.57

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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.