Home / 150,272.75-207,376.40-83,209.07

Finding the Fourth Proportional to 150,272.75, 207,376.40 and 83,209.07

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Solution

The fourth proportional to 150,272.75, 207,376.40 and 83,209.07 is: 114,828.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,272.75 : 207,376.40 = 83,209.07 : x
  2. Step 2: Convert to fraction form
    150,272.75/207,376.40 = 83,209.07/x
  3. Step 3: Cross multiply
    150,272.75x = 207,376.40 × 83,209.07
  4. Step 4: Simplify right side
    150,272.75x = 17,255,597,383.95
  5. Step 5: Solve for x
    x = 17,255,597,383.95/150,272.75
  6. Step 6: Final answer
    x = 114,828.52

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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.