Home / 148,001.15-222,001.73-73,135.55

Finding the Fourth Proportional to 148,001.15, 222,001.73 and 73,135.55

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Solution

The fourth proportional to 148,001.15, 222,001.73 and 73,135.55 is: 109,703.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,001.15 : 222,001.73 = 73,135.55 : x
  2. Step 2: Convert to fraction form
    148,001.15/222,001.73 = 73,135.55/x
  3. Step 3: Cross multiply
    148,001.15x = 222,001.73 × 73,135.55
  4. Step 4: Simplify right side
    148,001.15x = 16,236,218,258.82
  5. Step 5: Solve for x
    x = 16,236,218,258.82/148,001.15
  6. Step 6: Final answer
    x = 109,703.33

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1.5x scale

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.