Home / 219,371.29-329,084.61-75,305.19

Finding the Fourth Proportional to 219,371.29, 329,084.61 and 75,305.19

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Solution

The fourth proportional to 219,371.29, 329,084.61 and 75,305.19 is: 112,967.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,371.29 : 329,084.61 = 75,305.19 : x
  2. Step 2: Convert to fraction form
    219,371.29/329,084.61 = 75,305.19/x
  3. Step 3: Cross multiply
    219,371.29x = 329,084.61 × 75,305.19
  4. Step 4: Simplify right side
    219,371.29x = 24,781,779,082.13
  5. Step 5: Solve for x
    x = 24,781,779,082.13/219,371.29
  6. Step 6: Final answer
    x = 112,967.29

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1.5x scale

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.