Home / 254,854.03-351,706.22-140,126.73

Finding the Fourth Proportional to 254,854.03, 351,706.22 and 140,126.73

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Solution

The fourth proportional to 254,854.03, 351,706.22 and 140,126.73 is: 193,379.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,854.03 : 351,706.22 = 140,126.73 : x
  2. Step 2: Convert to fraction form
    254,854.03/351,706.22 = 140,126.73/x
  3. Step 3: Cross multiply
    254,854.03x = 351,706.22 × 140,126.73
  4. Step 4: Simplify right side
    254,854.03x = 49,283,442,529.26
  5. Step 5: Solve for x
    x = 49,283,442,529.26/254,854.03
  6. Step 6: Final answer
    x = 193,379.10

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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.