Home / 82,852.20-114,374.52-48,849.30

Finding the Fourth Proportional to 82,852.20, 114,374.52 and 48,849.30

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Solution

The fourth proportional to 82,852.20, 114,374.52 and 48,849.30 is: 67,434.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,852.20 : 114,374.52 = 48,849.30 : x
  2. Step 2: Convert to fraction form
    82,852.20/114,374.52 = 48,849.30/x
  3. Step 3: Cross multiply
    82,852.20x = 114,374.52 × 48,849.30
  4. Step 4: Simplify right side
    82,852.20x = 5,587,115,239.84
  5. Step 5: Solve for x
    x = 5,587,115,239.84/82,852.20
  6. Step 6: Final answer
    x = 67,434.72

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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.