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Finding the Fourth Proportional to 82,127, 113,335.26 and 44,401.26

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Solution

The fourth proportional to 82,127, 113,335.26 and 44,401.26 is: 61,273.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,127 : 113,335.26 = 44,401.26 : x
  2. Step 2: Convert to fraction form
    82,127/113,335.26 = 44,401.26/x
  3. Step 3: Cross multiply
    82,127x = 113,335.26 × 44,401.26
  4. Step 4: Simplify right side
    82,127x = 5,032,228,346.43
  5. Step 5: Solve for x
    x = 5,032,228,346.43/82,127
  6. Step 6: Final answer
    x = 61,273.74

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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.