Home / 188,014.30-259,363.15-123,474.21

Finding the Fourth Proportional to 188,014.30, 259,363.15 and 123,474.21

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Solution

The fourth proportional to 188,014.30, 259,363.15 and 123,474.21 is: 170,330.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,014.30 : 259,363.15 = 123,474.21 : x
  2. Step 2: Convert to fraction form
    188,014.30/259,363.15 = 123,474.21/x
  3. Step 3: Cross multiply
    188,014.30x = 259,363.15 × 123,474.21
  4. Step 4: Simplify right side
    188,014.30x = 32,024,658,768.06
  5. Step 5: Solve for x
    x = 32,024,658,768.06/188,014.30
  6. Step 6: Final answer
    x = 170,330.98

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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.