Home / 161,846.42-223,357.82-90,226.22

Finding the Fourth Proportional to 161,846.42, 223,357.82 and 90,226.22

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Solution

The fourth proportional to 161,846.42, 223,357.82 and 90,226.22 is: 124,517.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,846.42 : 223,357.82 = 90,226.22 : x
  2. Step 2: Convert to fraction form
    161,846.42/223,357.82 = 90,226.22/x
  3. Step 3: Cross multiply
    161,846.42x = 223,357.82 × 90,226.22
  4. Step 4: Simplify right side
    161,846.42x = 20,152,730,238.12
  5. Step 5: Solve for x
    x = 20,152,730,238.12/161,846.42
  6. Step 6: Final answer
    x = 124,517.62

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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.