Home / 219,337.25-329,017.55-69,589.26

Finding the Fourth Proportional to 219,337.25, 329,017.55 and 69,589.26

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Solution

The fourth proportional to 219,337.25, 329,017.55 and 69,589.26 is: 104,387.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,337.25 : 329,017.55 = 69,589.26 : x
  2. Step 2: Convert to fraction form
    219,337.25/329,017.55 = 69,589.26/x
  3. Step 3: Cross multiply
    219,337.25x = 329,017.55 × 69,589.26
  4. Step 4: Simplify right side
    219,337.25x = 22,896,087,483.57
  5. Step 5: Solve for x
    x = 22,896,087,483.57/219,337.25
  6. Step 6: Final answer
    x = 104,387.59

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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.