Home / 134,822.70-202,234.05-72,614.70

Finding the Fourth Proportional to 134,822.70, 202,234.05 and 72,614.70

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Solution

The fourth proportional to 134,822.70, 202,234.05 and 72,614.70 is: 108,922.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,822.70 : 202,234.05 = 72,614.70 : x
  2. Step 2: Convert to fraction form
    134,822.70/202,234.05 = 72,614.70/x
  3. Step 3: Cross multiply
    134,822.70x = 202,234.05 × 72,614.70
  4. Step 4: Simplify right side
    134,822.70x = 14,685,164,870.54
  5. Step 5: Solve for x
    x = 14,685,164,870.54/134,822.70
  6. Step 6: Final answer
    x = 108,922.05

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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.