Home / 151,989.16-227,988.36-52,147.95

Finding the Fourth Proportional to 151,989.16, 227,988.36 and 52,147.95

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Solution

The fourth proportional to 151,989.16, 227,988.36 and 52,147.95 is: 78,223.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,989.16 : 227,988.36 = 52,147.95 : x
  2. Step 2: Convert to fraction form
    151,989.16/227,988.36 = 52,147.95/x
  3. Step 3: Cross multiply
    151,989.16x = 227,988.36 × 52,147.95
  4. Step 4: Simplify right side
    151,989.16x = 11,889,125,597.86
  5. Step 5: Solve for x
    x = 11,889,125,597.86/151,989.16
  6. Step 6: Final answer
    x = 78,223.51

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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.