Home / 150,243.40-207,335.91-82,264.76

Finding the Fourth Proportional to 150,243.40, 207,335.91 and 82,264.76

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Solution

The fourth proportional to 150,243.40, 207,335.91 and 82,264.76 is: 113,525.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,243.40 : 207,335.91 = 82,264.76 : x
  2. Step 2: Convert to fraction form
    150,243.40/207,335.91 = 82,264.76/x
  3. Step 3: Cross multiply
    150,243.40x = 207,335.91 × 82,264.76
  4. Step 4: Simplify right side
    150,243.40x = 17,056,437,838.85
  5. Step 5: Solve for x
    x = 17,056,437,838.85/150,243.40
  6. Step 6: Final answer
    x = 113,525.37

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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.