Home / 161,707.70-242,561.55-154,882.10

Finding the Fourth Proportional to 161,707.70, 242,561.55 and 154,882.10

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Solution

The fourth proportional to 161,707.70, 242,561.55 and 154,882.10 is: 232,323.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,707.70 : 242,561.55 = 154,882.10 : x
  2. Step 2: Convert to fraction form
    161,707.70/242,561.55 = 154,882.10/x
  3. Step 3: Cross multiply
    161,707.70x = 242,561.55 × 154,882.10
  4. Step 4: Simplify right side
    161,707.70x = 37,568,442,243.26
  5. Step 5: Solve for x
    x = 37,568,442,243.26/161,707.70
  6. Step 6: Final answer
    x = 232,323.15

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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.