Home / 56,422.20-77,827.23-36,305.22

Finding the Fourth Proportional to 56,422.20, 77,827.23 and 36,305.22

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Solution

The fourth proportional to 56,422.20, 77,827.23 and 36,305.22 is: 50,078.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,422.20 : 77,827.23 = 36,305.22 : x
  2. Step 2: Convert to fraction form
    56,422.20/77,827.23 = 36,305.22/x
  3. Step 3: Cross multiply
    56,422.20x = 77,827.23 × 36,305.22
  4. Step 4: Simplify right side
    56,422.20x = 2,825,534,707.14
  5. Step 5: Solve for x
    x = 2,825,534,707.14/56,422.20
  6. Step 6: Final answer
    x = 50,078.42

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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.