Home / 220,234.12-304,069.27-169,155.52

Finding the Fourth Proportional to 220,234.12, 304,069.27 and 169,155.52

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Solution

The fourth proportional to 220,234.12, 304,069.27 and 169,155.52 is: 233,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,234.12 : 304,069.27 = 169,155.52 : x
  2. Step 2: Convert to fraction form
    220,234.12/304,069.27 = 169,155.52/x
  3. Step 3: Cross multiply
    220,234.12x = 304,069.27 × 169,155.52
  4. Step 4: Simplify right side
    220,234.12x = 51,434,995,482.87
  5. Step 5: Solve for x
    x = 51,434,995,482.87/220,234.12
  6. Step 6: Final answer
    x = 233,546.90

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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.