Home / 255,644.24-352,789.02-140,924.79

Finding the Fourth Proportional to 255,644.24, 352,789.02 and 140,924.79

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Solution

The fourth proportional to 255,644.24, 352,789.02 and 140,924.79 is: 194,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,644.24 : 352,789.02 = 140,924.79 : x
  2. Step 2: Convert to fraction form
    255,644.24/352,789.02 = 140,924.79/x
  3. Step 3: Cross multiply
    255,644.24x = 352,789.02 × 140,924.79
  4. Step 4: Simplify right side
    255,644.24x = 49,716,718,557.81
  5. Step 5: Solve for x
    x = 49,716,718,557.81/255,644.24
  6. Step 6: Final answer
    x = 194,476.20

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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.