Home / 81,052.81-111,854.64-44,754.19

Finding the Fourth Proportional to 81,052.81, 111,854.64 and 44,754.19

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Solution

The fourth proportional to 81,052.81, 111,854.64 and 44,754.19 is: 61,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,052.81 : 111,854.64 = 44,754.19 : x
  2. Step 2: Convert to fraction form
    81,052.81/111,854.64 = 44,754.19/x
  3. Step 3: Cross multiply
    81,052.81x = 111,854.64 × 44,754.19
  4. Step 4: Simplify right side
    81,052.81x = 5,005,963,810.94
  5. Step 5: Solve for x
    x = 5,005,963,810.94/81,052.81
  6. Step 6: Final answer
    x = 61,761.76

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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.