Home / 150,206.06-207,330.48-86,586.20

Finding the Fourth Proportional to 150,206.06, 207,330.48 and 86,586.20

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Solution

The fourth proportional to 150,206.06, 207,330.48 and 86,586.20 is: 119,515.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,206.06 : 207,330.48 = 86,586.20 : x
  2. Step 2: Convert to fraction form
    150,206.06/207,330.48 = 86,586.20/x
  3. Step 3: Cross multiply
    150,206.06x = 207,330.48 × 86,586.20
  4. Step 4: Simplify right side
    150,206.06x = 17,951,958,407.38
  5. Step 5: Solve for x
    x = 17,951,958,407.38/150,206.06
  6. Step 6: Final answer
    x = 119,515.54

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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.