Home / 148,236.32-204,566.20-80,253.31

Finding the Fourth Proportional to 148,236.32, 204,566.20 and 80,253.31

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Solution

The fourth proportional to 148,236.32, 204,566.20 and 80,253.31 is: 110,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,236.32 : 204,566.20 = 80,253.31 : x
  2. Step 2: Convert to fraction form
    148,236.32/204,566.20 = 80,253.31/x
  3. Step 3: Cross multiply
    148,236.32x = 204,566.20 × 80,253.31
  4. Step 4: Simplify right side
    148,236.32x = 16,417,113,952.07
  5. Step 5: Solve for x
    x = 16,417,113,952.07/148,236.32
  6. Step 6: Final answer
    x = 110,749.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.