Home / 82,134.64-113,345.85-44,408.86

Finding the Fourth Proportional to 82,134.64, 113,345.85 and 44,408.86

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Solution

The fourth proportional to 82,134.64, 113,345.85 and 44,408.86 is: 61,284.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,134.64 : 113,345.85 = 44,408.86 : x
  2. Step 2: Convert to fraction form
    82,134.64/113,345.85 = 44,408.86/x
  3. Step 3: Cross multiply
    82,134.64x = 113,345.85 × 44,408.86
  4. Step 4: Simplify right side
    82,134.64x = 5,033,559,984.23
  5. Step 5: Solve for x
    x = 5,033,559,984.23/82,134.64
  6. Step 6: Final answer
    x = 61,284.25

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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.