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Finding the Fourth Proportional to 55,368.77, 83,047.88 and 22,079.93

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Solution

The fourth proportional to 55,368.77, 83,047.88 and 22,079.93 is: 33,117.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,368.77 : 83,047.88 = 22,079.93 : x
  2. Step 2: Convert to fraction form
    55,368.77/83,047.88 = 22,079.93/x
  3. Step 3: Cross multiply
    55,368.77x = 83,047.88 × 22,079.93
  4. Step 4: Simplify right side
    55,368.77x = 1,833,691,377.05
  5. Step 5: Solve for x
    x = 1,833,691,377.05/55,368.77
  6. Step 6: Final answer
    x = 33,117.79

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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.