Home / 151,945.40-228,123.30-88,830.20

Finding the Fourth Proportional to 151,945.40, 228,123.30 and 88,830.20

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Solution

The fourth proportional to 151,945.40, 228,123.30 and 88,830.20 is: 133,365.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,945.40 : 228,123.30 = 88,830.20 : x
  2. Step 2: Convert to fraction form
    151,945.40/228,123.30 = 88,830.20/x
  3. Step 3: Cross multiply
    151,945.40x = 228,123.30 × 88,830.20
  4. Step 4: Simplify right side
    151,945.40x = 20,264,238,363.66
  5. Step 5: Solve for x
    x = 20,264,238,363.66/151,945.40
  6. Step 6: Final answer
    x = 133,365.26

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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.