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Finding the Fourth Proportional to 113,000.80, 169,501.20 and 29,894.80

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Solution

The fourth proportional to 113,000.80, 169,501.20 and 29,894.80 is: 44,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,000.80 : 169,501.20 = 29,894.80 : x
  2. Step 2: Convert to fraction form
    113,000.80/169,501.20 = 29,894.80/x
  3. Step 3: Cross multiply
    113,000.80x = 169,501.20 × 29,894.80
  4. Step 4: Simplify right side
    113,000.80x = 5,067,204,473.76
  5. Step 5: Solve for x
    x = 5,067,204,473.76/113,000.80
  6. Step 6: Final answer
    x = 44,842.20

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1.5x scale

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.