Home / 151,811.16-227,755.67-51,972.18

Finding the Fourth Proportional to 151,811.16, 227,755.67 and 51,972.18

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Solution

The fourth proportional to 151,811.16, 227,755.67 and 51,972.18 is: 77,971.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,811.16 : 227,755.67 = 51,972.18 : x
  2. Step 2: Convert to fraction form
    151,811.16/227,755.67 = 51,972.18/x
  3. Step 3: Cross multiply
    151,811.16x = 227,755.67 × 51,972.18
  4. Step 4: Simplify right side
    151,811.16x = 11,836,958,417.40
  5. Step 5: Solve for x
    x = 11,836,958,417.40/151,811.16
  6. Step 6: Final answer
    x = 77,971.60

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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.