Home / 147,760.88-221,493.52-52,965.28

Finding the Fourth Proportional to 147,760.88, 221,493.52 and 52,965.28

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Solution

The fourth proportional to 147,760.88, 221,493.52 and 52,965.28 is: 79,394.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,760.88 : 221,493.52 = 52,965.28 : x
  2. Step 2: Convert to fraction form
    147,760.88/221,493.52 = 52,965.28/x
  3. Step 3: Cross multiply
    147,760.88x = 221,493.52 × 52,965.28
  4. Step 4: Simplify right side
    147,760.88x = 11,731,466,304.99
  5. Step 5: Solve for x
    x = 11,731,466,304.99/147,760.88
  6. Step 6: Final answer
    x = 79,394.94

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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.