Home / 52,746.75-79,139.57-27,785.79

Finding the Fourth Proportional to 52,746.75, 79,139.57 and 27,785.79

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Solution

The fourth proportional to 52,746.75, 79,139.57 and 27,785.79 is: 41,688.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,746.75 : 79,139.57 = 27,785.79 : x
  2. Step 2: Convert to fraction form
    52,746.75/79,139.57 = 27,785.79/x
  3. Step 3: Cross multiply
    52,746.75x = 79,139.57 × 27,785.79
  4. Step 4: Simplify right side
    52,746.75x = 2,198,955,333.78
  5. Step 5: Solve for x
    x = 2,198,955,333.78/52,746.75
  6. Step 6: Final answer
    x = 41,688.93

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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.