Home / 161,723.10-242,584.65-49,403.10

Finding the Fourth Proportional to 161,723.10, 242,584.65 and 49,403.10

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Solution

The fourth proportional to 161,723.10, 242,584.65 and 49,403.10 is: 74,104.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,723.10 : 242,584.65 = 49,403.10 : x
  2. Step 2: Convert to fraction form
    161,723.10/242,584.65 = 49,403.10/x
  3. Step 3: Cross multiply
    161,723.10x = 242,584.65 × 49,403.10
  4. Step 4: Simplify right side
    161,723.10x = 11,984,433,722.42
  5. Step 5: Solve for x
    x = 11,984,433,722.42/161,723.10
  6. Step 6: Final answer
    x = 74,104.65

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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.