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Finding the Fourth Proportional to 113,584.80, 170,385.30 and 34,698.90

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Solution

The fourth proportional to 113,584.80, 170,385.30 and 34,698.90 is: 52,050.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,584.80 : 170,385.30 = 34,698.90 : x
  2. Step 2: Convert to fraction form
    113,584.80/170,385.30 = 34,698.90/x
  3. Step 3: Cross multiply
    113,584.80x = 170,385.30 × 34,698.90
  4. Step 4: Simplify right side
    113,584.80x = 5,912,182,486.17
  5. Step 5: Solve for x
    x = 5,912,182,486.17/113,584.80
  6. Step 6: Final answer
    x = 52,050.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.