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Finding the Fourth Proportional to 169,967.59, 255,963.20 and 148,045.75

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Solution

The fourth proportional to 169,967.59, 255,963.20 and 148,045.75 is: 222,949.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,967.59 : 255,963.20 = 148,045.75 : x
  2. Step 2: Convert to fraction form
    169,967.59/255,963.20 = 148,045.75/x
  3. Step 3: Cross multiply
    169,967.59x = 255,963.20 × 148,045.75
  4. Step 4: Simplify right side
    169,967.59x = 37,894,262,536.26
  5. Step 5: Solve for x
    x = 37,894,262,536.26/169,967.59
  6. Step 6: Final answer
    x = 222,949.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.