Home / 150,586.44-207,774.42-90,134.11

Finding the Fourth Proportional to 150,586.44, 207,774.42 and 90,134.11

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Solution

The fourth proportional to 150,586.44, 207,774.42 and 90,134.11 is: 124,364.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,586.44 : 207,774.42 = 90,134.11 : x
  2. Step 2: Convert to fraction form
    150,586.44/207,774.42 = 90,134.11/x
  3. Step 3: Cross multiply
    150,586.44x = 207,774.42 × 90,134.11
  4. Step 4: Simplify right side
    150,586.44x = 18,727,562,427.47
  5. Step 5: Solve for x
    x = 18,727,562,427.47/150,586.44
  6. Step 6: Final answer
    x = 124,364.20

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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.