Home / 57,778.78-86,417.94-34,029.70

Finding the Fourth Proportional to 57,778.78, 86,417.94 and 34,029.70

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Solution

The fourth proportional to 57,778.78, 86,417.94 and 34,029.70 is: 50,897.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,778.78 : 86,417.94 = 34,029.70 : x
  2. Step 2: Convert to fraction form
    57,778.78/86,417.94 = 34,029.70/x
  3. Step 3: Cross multiply
    57,778.78x = 86,417.94 × 34,029.70
  4. Step 4: Simplify right side
    57,778.78x = 2,940,776,572.82
  5. Step 5: Solve for x
    x = 2,940,776,572.82/57,778.78
  6. Step 6: Final answer
    x = 50,897.17

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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.