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Finding the Fourth Proportional to 170,263.82, 255,395.03 and 51,934.77

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Solution

The fourth proportional to 170,263.82, 255,395.03 and 51,934.77 is: 77,901.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,263.82 : 255,395.03 = 51,934.77 : x
  2. Step 2: Convert to fraction form
    170,263.82/255,395.03 = 51,934.77/x
  3. Step 3: Cross multiply
    170,263.82x = 255,395.03 × 51,934.77
  4. Step 4: Simplify right side
    170,263.82x = 13,263,881,882.52
  5. Step 5: Solve for x
    x = 13,263,881,882.52/170,263.82
  6. Step 6: Final answer
    x = 77,901.94

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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.