Home / 82,385.79-113,691.53-46,086.77

Finding the Fourth Proportional to 82,385.79, 113,691.53 and 46,086.77

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Solution

The fourth proportional to 82,385.79, 113,691.53 and 46,086.77 is: 63,599.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,385.79 : 113,691.53 = 46,086.77 : x
  2. Step 2: Convert to fraction form
    82,385.79/113,691.53 = 46,086.77/x
  3. Step 3: Cross multiply
    82,385.79x = 113,691.53 × 46,086.77
  4. Step 4: Simplify right side
    82,385.79x = 5,239,675,394.06
  5. Step 5: Solve for x
    x = 5,239,675,394.06/82,385.79
  6. Step 6: Final answer
    x = 63,599.26

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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.