Home / 82,134.22-113,345.28-44,408.47

Finding the Fourth Proportional to 82,134.22, 113,345.28 and 44,408.47

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Solution

The fourth proportional to 82,134.22, 113,345.28 and 44,408.47 is: 61,283.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,134.22 : 113,345.28 = 44,408.47 : x
  2. Step 2: Convert to fraction form
    82,134.22/113,345.28 = 44,408.47/x
  3. Step 3: Cross multiply
    82,134.22x = 113,345.28 × 44,408.47
  4. Step 4: Simplify right side
    82,134.22x = 5,033,490,466.52
  5. Step 5: Solve for x
    x = 5,033,490,466.52/82,134.22
  6. Step 6: Final answer
    x = 61,283.72

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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.