Home / 254,979.20-351,871.65-141,801.95

Finding the Fourth Proportional to 254,979.20, 351,871.65 and 141,801.95

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Solution

The fourth proportional to 254,979.20, 351,871.65 and 141,801.95 is: 195,686.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,979.20 : 351,871.65 = 141,801.95 : x
  2. Step 2: Convert to fraction form
    254,979.20/351,871.65 = 141,801.95/x
  3. Step 3: Cross multiply
    254,979.20x = 351,871.65 × 141,801.95
  4. Step 4: Simplify right side
    254,979.20x = 49,896,086,119.72
  5. Step 5: Solve for x
    x = 49,896,086,119.72/254,979.20
  6. Step 6: Final answer
    x = 195,686.89

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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.