Home / 108,264.20-162,322.38-57,670.79

Finding the Fourth Proportional to 108,264.20, 162,322.38 and 57,670.79

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Solution

The fourth proportional to 108,264.20, 162,322.38 and 57,670.79 is: 86,466.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,264.20 : 162,322.38 = 57,670.79 : x
  2. Step 2: Convert to fraction form
    108,264.20/162,322.38 = 57,670.79/x
  3. Step 3: Cross multiply
    108,264.20x = 162,322.38 × 57,670.79
  4. Step 4: Simplify right side
    108,264.20x = 9,361,259,077.67
  5. Step 5: Solve for x
    x = 9,361,259,077.67/108,264.20
  6. Step 6: Final answer
    x = 86,466.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.