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Finding the Fourth Proportional to 59,976.70, 89,776.40 and 41,146.63

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Solution

The fourth proportional to 59,976.70, 89,776.40 and 41,146.63 is: 61,590.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,976.70 : 89,776.40 = 41,146.63 : x
  2. Step 2: Convert to fraction form
    59,976.70/89,776.40 = 41,146.63/x
  3. Step 3: Cross multiply
    59,976.70x = 89,776.40 × 41,146.63
  4. Step 4: Simplify right side
    59,976.70x = 3,693,996,191.96
  5. Step 5: Solve for x
    x = 3,693,996,191.96/59,976.70
  6. Step 6: Final answer
    x = 61,590.52

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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.