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Finding the Fourth Proportional to 56,351.81, 77,671.01 and 44,984.87

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Solution

The fourth proportional to 56,351.81, 77,671.01 and 44,984.87 is: 62,003.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,351.81 : 77,671.01 = 44,984.87 : x
  2. Step 2: Convert to fraction form
    56,351.81/77,671.01 = 44,984.87/x
  3. Step 3: Cross multiply
    56,351.81x = 77,671.01 × 44,984.87
  4. Step 4: Simplify right side
    56,351.81x = 3,494,020,287.62
  5. Step 5: Solve for x
    x = 3,494,020,287.62/56,351.81
  6. Step 6: Final answer
    x = 62,003.69

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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.