Home / 148,996.80-223,203.60-89,656.20

Finding the Fourth Proportional to 148,996.80, 223,203.60 and 89,656.20

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Solution

The fourth proportional to 148,996.80, 223,203.60 and 89,656.20 is: 134,308.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,996.80 : 223,203.60 = 89,656.20 : x
  2. Step 2: Convert to fraction form
    148,996.80/223,203.60 = 89,656.20/x
  3. Step 3: Cross multiply
    148,996.80x = 223,203.60 × 89,656.20
  4. Step 4: Simplify right side
    148,996.80x = 20,011,586,602.32
  5. Step 5: Solve for x
    x = 20,011,586,602.32/148,996.80
  6. Step 6: Final answer
    x = 134,308.83

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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.