Home / 148,744.64-205,246.94-87,493.59

Finding the Fourth Proportional to 148,744.64, 205,246.94 and 87,493.59

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Solution

The fourth proportional to 148,744.64, 205,246.94 and 87,493.59 is: 120,729.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,744.64 : 205,246.94 = 87,493.59 : x
  2. Step 2: Convert to fraction form
    148,744.64/205,246.94 = 87,493.59/x
  3. Step 3: Cross multiply
    148,744.64x = 205,246.94 × 87,493.59
  4. Step 4: Simplify right side
    148,744.64x = 17,957,791,617.11
  5. Step 5: Solve for x
    x = 17,957,791,617.11/148,744.64
  6. Step 6: Final answer
    x = 120,729.00

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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.