Home / 150,912.18-208,264.06-82,935.36

Finding the Fourth Proportional to 150,912.18, 208,264.06 and 82,935.36

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Solution

The fourth proportional to 150,912.18, 208,264.06 and 82,935.36 is: 114,453.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,912.18 : 208,264.06 = 82,935.36 : x
  2. Step 2: Convert to fraction form
    150,912.18/208,264.06 = 82,935.36/x
  3. Step 3: Cross multiply
    150,912.18x = 208,264.06 × 82,935.36
  4. Step 4: Simplify right side
    150,912.18x = 17,272,454,894.83
  5. Step 5: Solve for x
    x = 17,272,454,894.83/150,912.18
  6. Step 6: Final answer
    x = 114,453.68

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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.