Home / 177,161.46-244,421.79-123,426.87

Finding the Fourth Proportional to 177,161.46, 244,421.79 and 123,426.87

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Solution

The fourth proportional to 177,161.46, 244,421.79 and 123,426.87 is: 170,286.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,161.46 : 244,421.79 = 123,426.87 : x
  2. Step 2: Convert to fraction form
    177,161.46/244,421.79 = 123,426.87/x
  3. Step 3: Cross multiply
    177,161.46x = 244,421.79 × 123,426.87
  4. Step 4: Simplify right side
    177,161.46x = 30,168,216,499.50
  5. Step 5: Solve for x
    x = 30,168,216,499.50/177,161.46
  6. Step 6: Final answer
    x = 170,286.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.