Home / 207,864.80-286,846.44-131,425.04

Finding the Fourth Proportional to 207,864.80, 286,846.44 and 131,425.04

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Solution

The fourth proportional to 207,864.80, 286,846.44 and 131,425.04 is: 181,362.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,864.80 : 286,846.44 = 131,425.04 : x
  2. Step 2: Convert to fraction form
    207,864.80/286,846.44 = 131,425.04/x
  3. Step 3: Cross multiply
    207,864.80x = 286,846.44 × 131,425.04
  4. Step 4: Simplify right side
    207,864.80x = 37,698,804,850.86
  5. Step 5: Solve for x
    x = 37,698,804,850.86/207,864.80
  6. Step 6: Final answer
    x = 181,362.14

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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.