Home / 82,874.08-114,365.20-45,147.52

Finding the Fourth Proportional to 82,874.08, 114,365.20 and 45,147.52

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Solution

The fourth proportional to 82,874.08, 114,365.20 and 45,147.52 is: 62,303.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,874.08 : 114,365.20 = 45,147.52 : x
  2. Step 2: Convert to fraction form
    82,874.08/114,365.20 = 45,147.52/x
  3. Step 3: Cross multiply
    82,874.08x = 114,365.20 × 45,147.52
  4. Step 4: Simplify right side
    82,874.08x = 5,163,305,154.30
  5. Step 5: Solve for x
    x = 5,163,305,154.30/82,874.08
  6. Step 6: Final answer
    x = 62,303.02

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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.