Home / 194,079.38-291,340.50-130,085.04

Finding the Fourth Proportional to 194,079.38, 291,340.50 and 130,085.04

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Solution

The fourth proportional to 194,079.38, 291,340.50 and 130,085.04 is: 195,275.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,079.38 : 291,340.50 = 130,085.04 : x
  2. Step 2: Convert to fraction form
    194,079.38/291,340.50 = 130,085.04/x
  3. Step 3: Cross multiply
    194,079.38x = 291,340.50 × 130,085.04
  4. Step 4: Simplify right side
    194,079.38x = 37,899,040,596.12
  5. Step 5: Solve for x
    x = 37,899,040,596.12/194,079.38
  6. Step 6: Final answer
    x = 195,275.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.