Home / 134,245.68-201,242.70-45,437.04

Finding the Fourth Proportional to 134,245.68, 201,242.70 and 45,437.04

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Solution

The fourth proportional to 134,245.68, 201,242.70 and 45,437.04 is: 68,112.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,245.68 : 201,242.70 = 45,437.04 : x
  2. Step 2: Convert to fraction form
    134,245.68/201,242.70 = 45,437.04/x
  3. Step 3: Cross multiply
    134,245.68x = 201,242.70 × 45,437.04
  4. Step 4: Simplify right side
    134,245.68x = 9,143,872,609.61
  5. Step 5: Solve for x
    x = 9,143,872,609.61/134,245.68
  6. Step 6: Final answer
    x = 68,112.97

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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.