Home / 151,972.90-228,348.15-134,865.70

Finding the Fourth Proportional to 151,972.90, 228,348.15 and 134,865.70

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Solution

The fourth proportional to 151,972.90, 228,348.15 and 134,865.70 is: 202,643.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,972.90 : 228,348.15 = 134,865.70 : x
  2. Step 2: Convert to fraction form
    151,972.90/228,348.15 = 134,865.70/x
  3. Step 3: Cross multiply
    151,972.90x = 228,348.15 × 134,865.70
  4. Step 4: Simplify right side
    151,972.90x = 30,796,333,093.46
  5. Step 5: Solve for x
    x = 30,796,333,093.46/151,972.90
  6. Step 6: Final answer
    x = 202,643.58

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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.