Home / 76,936.52-106,088.69-50,029.13

Finding the Fourth Proportional to 76,936.52, 106,088.69 and 50,029.13

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Solution

The fourth proportional to 76,936.52, 106,088.69 and 50,029.13 is: 68,985.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,936.52 : 106,088.69 = 50,029.13 : x
  2. Step 2: Convert to fraction form
    76,936.52/106,088.69 = 50,029.13/x
  3. Step 3: Cross multiply
    76,936.52x = 106,088.69 × 50,029.13
  4. Step 4: Simplify right side
    76,936.52x = 5,307,524,613.39
  5. Step 5: Solve for x
    x = 5,307,524,613.39/76,936.52
  6. Step 6: Final answer
    x = 68,985.76

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1.5x scale

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.