Home / 151,972.40-228,347.40-134,865.20

Finding the Fourth Proportional to 151,972.40, 228,347.40 and 134,865.20

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Solution

The fourth proportional to 151,972.40, 228,347.40 and 134,865.20 is: 202,642.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,972.40 : 228,347.40 = 134,865.20 : x
  2. Step 2: Convert to fraction form
    151,972.40/228,347.40 = 134,865.20/x
  3. Step 3: Cross multiply
    151,972.40x = 228,347.40 × 134,865.20
  4. Step 4: Simplify right side
    151,972.40x = 30,796,117,770.48
  5. Step 5: Solve for x
    x = 30,796,117,770.48/151,972.40
  6. Step 6: Final answer
    x = 202,642.83

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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.