Home / 255,677.31-352,818.69-140,950.02

Finding the Fourth Proportional to 255,677.31, 352,818.69 and 140,950.02

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Solution

The fourth proportional to 255,677.31, 352,818.69 and 140,950.02 is: 194,502.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,677.31 : 352,818.69 = 140,950.02 : x
  2. Step 2: Convert to fraction form
    255,677.31/352,818.69 = 140,950.02/x
  3. Step 3: Cross multiply
    255,677.31x = 352,818.69 × 140,950.02
  4. Step 4: Simplify right side
    255,677.31x = 49,729,802,206.38
  5. Step 5: Solve for x
    x = 49,729,802,206.38/255,677.31
  6. Step 6: Final answer
    x = 194,502.21

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1.5x scale

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.