Home / 127,343.33-191,021.34-48,463.67

Finding the Fourth Proportional to 127,343.33, 191,021.34 and 48,463.67

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Solution

The fourth proportional to 127,343.33, 191,021.34 and 48,463.67 is: 72,697.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,343.33 : 191,021.34 = 48,463.67 : x
  2. Step 2: Convert to fraction form
    127,343.33/191,021.34 = 48,463.67/x
  3. Step 3: Cross multiply
    127,343.33x = 191,021.34 × 48,463.67
  4. Step 4: Simplify right side
    127,343.33x = 9,257,593,987.29
  5. Step 5: Solve for x
    x = 9,257,593,987.29/127,343.33
  6. Step 6: Final answer
    x = 72,697.91

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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.