Home / 148,886.48-222,638.52-115,225.04

Finding the Fourth Proportional to 148,886.48, 222,638.52 and 115,225.04

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Solution

The fourth proportional to 148,886.48, 222,638.52 and 115,225.04 is: 172,302.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,886.48 : 222,638.52 = 115,225.04 : x
  2. Step 2: Convert to fraction form
    148,886.48/222,638.52 = 115,225.04/x
  3. Step 3: Cross multiply
    148,886.48x = 222,638.52 × 115,225.04
  4. Step 4: Simplify right side
    148,886.48x = 25,653,532,372.54
  5. Step 5: Solve for x
    x = 25,653,532,372.54/148,886.48
  6. Step 6: Final answer
    x = 172,302.63

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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.