Home / 148,274.28-204,618.18-80,291.42

Finding the Fourth Proportional to 148,274.28, 204,618.18 and 80,291.42

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Solution

The fourth proportional to 148,274.28, 204,618.18 and 80,291.42 is: 110,801.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,274.28 : 204,618.18 = 80,291.42 : x
  2. Step 2: Convert to fraction form
    148,274.28/204,618.18 = 80,291.42/x
  3. Step 3: Cross multiply
    148,274.28x = 204,618.18 × 80,291.42
  4. Step 4: Simplify right side
    148,274.28x = 16,429,084,275.34
  5. Step 5: Solve for x
    x = 16,429,084,275.34/148,274.28
  6. Step 6: Final answer
    x = 110,801.98

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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.