Home / 55,368.57-76,382.05-36,239.93

Finding the Fourth Proportional to 55,368.57, 76,382.05 and 36,239.93

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Solution

The fourth proportional to 55,368.57, 76,382.05 and 36,239.93 is: 49,993.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,368.57 : 76,382.05 = 36,239.93 : x
  2. Step 2: Convert to fraction form
    55,368.57/76,382.05 = 36,239.93/x
  3. Step 3: Cross multiply
    55,368.57x = 76,382.05 × 36,239.93
  4. Step 4: Simplify right side
    55,368.57x = 2,768,079,853.95
  5. Step 5: Solve for x
    x = 2,768,079,853.95/55,368.57
  6. Step 6: Final answer
    x = 49,993.70

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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.