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Finding the Fourth Proportional to 56,041.89, 77,366.03 and 36,949.38

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Solution

The fourth proportional to 56,041.89, 77,366.03 and 36,949.38 is: 51,008.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,041.89 : 77,366.03 = 36,949.38 : x
  2. Step 2: Convert to fraction form
    56,041.89/77,366.03 = 36,949.38/x
  3. Step 3: Cross multiply
    56,041.89x = 77,366.03 × 36,949.38
  4. Step 4: Simplify right side
    56,041.89x = 2,858,626,656.81
  5. Step 5: Solve for x
    x = 2,858,626,656.81/56,041.89
  6. Step 6: Final answer
    x = 51,008.75

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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.