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Finding the Fourth Proportional to 151,264.40, 226,896.60 and 88,019.60

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Solution

The fourth proportional to 151,264.40, 226,896.60 and 88,019.60 is: 132,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,264.40 : 226,896.60 = 88,019.60 : x
  2. Step 2: Convert to fraction form
    151,264.40/226,896.60 = 88,019.60/x
  3. Step 3: Cross multiply
    151,264.40x = 226,896.60 × 88,019.60
  4. Step 4: Simplify right side
    151,264.40x = 19,971,347,973.36
  5. Step 5: Solve for x
    x = 19,971,347,973.36/151,264.40
  6. Step 6: Final answer
    x = 132,029.40

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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.