Home / 152,777.70-229,512.15-106,121.70

Finding the Fourth Proportional to 152,777.70, 229,512.15 and 106,121.70

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Solution

The fourth proportional to 152,777.70, 229,512.15 and 106,121.70 is: 159,422.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,777.70 : 229,512.15 = 106,121.70 : x
  2. Step 2: Convert to fraction form
    152,777.70/229,512.15 = 106,121.70/x
  3. Step 3: Cross multiply
    152,777.70x = 229,512.15 × 106,121.70
  4. Step 4: Simplify right side
    152,777.70x = 24,356,219,528.66
  5. Step 5: Solve for x
    x = 24,356,219,528.66/152,777.70
  6. Step 6: Final answer
    x = 159,422.61

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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.