Home / 276,849.75-382,053.87-160,586.13

Finding the Fourth Proportional to 276,849.75, 382,053.87 and 160,586.13

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Solution

The fourth proportional to 276,849.75, 382,053.87 and 160,586.13 is: 221,609.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,849.75 : 382,053.87 = 160,586.13 : x
  2. Step 2: Convert to fraction form
    276,849.75/382,053.87 = 160,586.13/x
  3. Step 3: Cross multiply
    276,849.75x = 382,053.87 × 160,586.13
  4. Step 4: Simplify right side
    276,849.75x = 61,352,552,434.82
  5. Step 5: Solve for x
    x = 61,352,552,434.82/276,849.75
  6. Step 6: Final answer
    x = 221,609.56

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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.