Home / 134,783.10-202,138.20-40,013.10

Finding the Fourth Proportional to 134,783.10, 202,138.20 and 40,013.10

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Solution

The fourth proportional to 134,783.10, 202,138.20 and 40,013.10 is: 60,008.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,783.10 : 202,138.20 = 40,013.10 : x
  2. Step 2: Convert to fraction form
    134,783.10/202,138.20 = 40,013.10/x
  3. Step 3: Cross multiply
    134,783.10x = 202,138.20 × 40,013.10
  4. Step 4: Simplify right side
    134,783.10x = 8,088,176,010.42
  5. Step 5: Solve for x
    x = 8,088,176,010.42/134,783.10
  6. Step 6: Final answer
    x = 60,008.83

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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.