Home / 83,291.19-114,944.61-45,565.44

Finding the Fourth Proportional to 83,291.19, 114,944.61 and 45,565.44

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Solution

The fourth proportional to 83,291.19, 114,944.61 and 45,565.44 is: 62,881.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,291.19 : 114,944.61 = 45,565.44 : x
  2. Step 2: Convert to fraction form
    83,291.19/114,944.61 = 45,565.44/x
  3. Step 3: Cross multiply
    83,291.19x = 114,944.61 × 45,565.44
  4. Step 4: Simplify right side
    83,291.19x = 5,237,501,730.28
  5. Step 5: Solve for x
    x = 5,237,501,730.28/83,291.19
  6. Step 6: Final answer
    x = 62,881.82

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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.