Home / 131,727.81-197,628.70-52,897.39

Finding the Fourth Proportional to 131,727.81, 197,628.70 and 52,897.39

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Solution

The fourth proportional to 131,727.81, 197,628.70 and 52,897.39 is: 79,360.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,727.81 : 197,628.70 = 52,897.39 : x
  2. Step 2: Convert to fraction form
    131,727.81/197,628.70 = 52,897.39/x
  3. Step 3: Cross multiply
    131,727.81x = 197,628.70 × 52,897.39
  4. Step 4: Simplify right side
    131,727.81x = 10,454,042,286.85
  5. Step 5: Solve for x
    x = 10,454,042,286.85/131,727.81
  6. Step 6: Final answer
    x = 79,360.94

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1.5x scale

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.