Home / 127,908.76-191,833.98-34,421.80

Finding the Fourth Proportional to 127,908.76, 191,833.98 and 34,421.80

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Solution

The fourth proportional to 127,908.76, 191,833.98 and 34,421.80 is: 51,624.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,908.76 : 191,833.98 = 34,421.80 : x
  2. Step 2: Convert to fraction form
    127,908.76/191,833.98 = 34,421.80/x
  3. Step 3: Cross multiply
    127,908.76x = 191,833.98 × 34,421.80
  4. Step 4: Simplify right side
    127,908.76x = 6,603,270,892.76
  5. Step 5: Solve for x
    x = 6,603,270,892.76/127,908.76
  6. Step 6: Final answer
    x = 51,624.85

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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.