Home / 55,194.16-76,168.28-30,043.92

Finding the Fourth Proportional to 55,194.16, 76,168.28 and 30,043.92

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Solution

The fourth proportional to 55,194.16, 76,168.28 and 30,043.92 is: 41,460.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,194.16 : 76,168.28 = 30,043.92 : x
  2. Step 2: Convert to fraction form
    55,194.16/76,168.28 = 30,043.92/x
  3. Step 3: Cross multiply
    55,194.16x = 76,168.28 × 30,043.92
  4. Step 4: Simplify right side
    55,194.16x = 2,288,393,710.86
  5. Step 5: Solve for x
    x = 2,288,393,710.86/55,194.16
  6. Step 6: Final answer
    x = 41,460.79

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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.