Home / 148,278.18-222,508.56-58,305.06

Finding the Fourth Proportional to 148,278.18, 222,508.56 and 58,305.06

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Solution

The fourth proportional to 148,278.18, 222,508.56 and 58,305.06 is: 87,493.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,278.18 : 222,508.56 = 58,305.06 : x
  2. Step 2: Convert to fraction form
    148,278.18/222,508.56 = 58,305.06/x
  3. Step 3: Cross multiply
    148,278.18x = 222,508.56 × 58,305.06
  4. Step 4: Simplify right side
    148,278.18x = 12,973,374,941.31
  5. Step 5: Solve for x
    x = 12,973,374,941.31/148,278.18
  6. Step 6: Final answer
    x = 87,493.49

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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.