Home / 82,264.22-113,542.17-56,458.07

Finding the Fourth Proportional to 82,264.22, 113,542.17 and 56,458.07

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Solution

The fourth proportional to 82,264.22, 113,542.17 and 56,458.07 is: 77,924.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,264.22 : 113,542.17 = 56,458.07 : x
  2. Step 2: Convert to fraction form
    82,264.22/113,542.17 = 56,458.07/x
  3. Step 3: Cross multiply
    82,264.22x = 113,542.17 × 56,458.07
  4. Step 4: Simplify right side
    82,264.22x = 6,410,372,066.84
  5. Step 5: Solve for x
    x = 6,410,372,066.84/82,264.22
  6. Step 6: Final answer
    x = 77,924.18

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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.