Home / 131,334.48-197,021.16-48,222

Finding the Fourth Proportional to 131,334.48, 197,021.16 and 48,222

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Solution

The fourth proportional to 131,334.48, 197,021.16 and 48,222 is: 72,340.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,334.48 : 197,021.16 = 48,222 : x
  2. Step 2: Convert to fraction form
    131,334.48/197,021.16 = 48,222/x
  3. Step 3: Cross multiply
    131,334.48x = 197,021.16 × 48,222
  4. Step 4: Simplify right side
    131,334.48x = 9,500,754,377.52
  5. Step 5: Solve for x
    x = 9,500,754,377.52/131,334.48
  6. Step 6: Final answer
    x = 72,340.14

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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.