Home / 159,397.76-219,822.24-104,926.72

Finding the Fourth Proportional to 159,397.76, 219,822.24 and 104,926.72

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Solution

The fourth proportional to 159,397.76, 219,822.24 and 104,926.72 is: 144,702.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,397.76 : 219,822.24 = 104,926.72 : x
  2. Step 2: Convert to fraction form
    159,397.76/219,822.24 = 104,926.72/x
  3. Step 3: Cross multiply
    159,397.76x = 219,822.24 × 104,926.72
  4. Step 4: Simplify right side
    159,397.76x = 23,065,226,626.25
  5. Step 5: Solve for x
    x = 23,065,226,626.25/159,397.76
  6. Step 6: Final answer
    x = 144,702.33

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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.