Home / 51,808.07-77,712.10-34,273.80

Finding the Fourth Proportional to 51,808.07, 77,712.10 and 34,273.80

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Solution

The fourth proportional to 51,808.07, 77,712.10 and 34,273.80 is: 51,410.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,808.07 : 77,712.10 = 34,273.80 : x
  2. Step 2: Convert to fraction form
    51,808.07/77,712.10 = 34,273.80/x
  3. Step 3: Cross multiply
    51,808.07x = 77,712.10 × 34,273.80
  4. Step 4: Simplify right side
    51,808.07x = 2,663,488,972.98
  5. Step 5: Solve for x
    x = 2,663,488,972.98/51,808.07
  6. Step 6: Final answer
    x = 51,410.70

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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.