Home / 255,314.92-352,331.61-140,591.18

Finding the Fourth Proportional to 255,314.92, 352,331.61 and 140,591.18

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Solution

The fourth proportional to 255,314.92, 352,331.61 and 140,591.18 is: 194,014.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,314.92 : 352,331.61 = 140,591.18 : x
  2. Step 2: Convert to fraction form
    255,314.92/352,331.61 = 140,591.18/x
  3. Step 3: Cross multiply
    255,314.92x = 352,331.61 × 140,591.18
  4. Step 4: Simplify right side
    255,314.92x = 49,534,716,801.20
  5. Step 5: Solve for x
    x = 49,534,716,801.20/255,314.92
  6. Step 6: Final answer
    x = 194,014.19

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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.