Home / 207,561.06-286,441.29-122,750.82

Finding the Fourth Proportional to 207,561.06, 286,441.29 and 122,750.82

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Solution

The fourth proportional to 207,561.06, 286,441.29 and 122,750.82 is: 169,400.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,561.06 : 286,441.29 = 122,750.82 : x
  2. Step 2: Convert to fraction form
    207,561.06/286,441.29 = 122,750.82/x
  3. Step 3: Cross multiply
    207,561.06x = 286,441.29 × 122,750.82
  4. Step 4: Simplify right side
    207,561.06x = 35,160,903,229.36
  5. Step 5: Solve for x
    x = 35,160,903,229.36/207,561.06
  6. Step 6: Final answer
    x = 169,400.29

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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.