Home / 254,856.85-351,671.70-140,116.57

Finding the Fourth Proportional to 254,856.85, 351,671.70 and 140,116.57

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Solution

The fourth proportional to 254,856.85, 351,671.70 and 140,116.57 is: 193,343.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,856.85 : 351,671.70 = 140,116.57 : x
  2. Step 2: Convert to fraction form
    254,856.85/351,671.70 = 140,116.57/x
  3. Step 3: Cross multiply
    254,856.85x = 351,671.70 × 140,116.57
  4. Step 4: Simplify right side
    254,856.85x = 49,275,032,370.07
  5. Step 5: Solve for x
    x = 49,275,032,370.07/254,856.85
  6. Step 6: Final answer
    x = 193,343.96

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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.