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Finding the Fourth Proportional to 56,038.44, 83,809.62 and 49,841.76

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Solution

The fourth proportional to 56,038.44, 83,809.62 and 49,841.76 is: 74,542.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,038.44 : 83,809.62 = 49,841.76 : x
  2. Step 2: Convert to fraction form
    56,038.44/83,809.62 = 49,841.76/x
  3. Step 3: Cross multiply
    56,038.44x = 83,809.62 × 49,841.76
  4. Step 4: Simplify right side
    56,038.44x = 4,177,218,965.73
  5. Step 5: Solve for x
    x = 4,177,218,965.73/56,038.44
  6. Step 6: Final answer
    x = 74,542.03

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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.