Home / 82,788.25-114,248.33-45,062.77

Finding the Fourth Proportional to 82,788.25, 114,248.33 and 45,062.77

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Solution

The fourth proportional to 82,788.25, 114,248.33 and 45,062.77 is: 62,186.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,788.25 : 114,248.33 = 45,062.77 : x
  2. Step 2: Convert to fraction form
    82,788.25/114,248.33 = 45,062.77/x
  3. Step 3: Cross multiply
    82,788.25x = 114,248.33 × 45,062.77
  4. Step 4: Simplify right side
    82,788.25x = 5,148,345,992.36
  5. Step 5: Solve for x
    x = 5,148,345,992.36/82,788.25
  6. Step 6: Final answer
    x = 62,186.92

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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.