Home / 127,972.24-191,777.94-60,432.20

Finding the Fourth Proportional to 127,972.24, 191,777.94 and 60,432.20

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Solution

The fourth proportional to 127,972.24, 191,777.94 and 60,432.20 is: 90,563.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,972.24 : 191,777.94 = 60,432.20 : x
  2. Step 2: Convert to fraction form
    127,972.24/191,777.94 = 60,432.20/x
  3. Step 3: Cross multiply
    127,972.24x = 191,777.94 × 60,432.20
  4. Step 4: Simplify right side
    127,972.24x = 11,589,562,825.67
  5. Step 5: Solve for x
    x = 11,589,562,825.67/127,972.24
  6. Step 6: Final answer
    x = 90,563.10

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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.