Home / 207,655.38-286,521.57-132,176.34

Finding the Fourth Proportional to 207,655.38, 286,521.57 and 132,176.34

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Solution

The fourth proportional to 207,655.38, 286,521.57 and 132,176.34 is: 182,376.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,655.38 : 286,521.57 = 132,176.34 : x
  2. Step 2: Convert to fraction form
    207,655.38/286,521.57 = 132,176.34/x
  3. Step 3: Cross multiply
    207,655.38x = 286,521.57 × 132,176.34
  4. Step 4: Simplify right side
    207,655.38x = 37,871,372,453.65
  5. Step 5: Solve for x
    x = 37,871,372,453.65/207,655.38
  6. Step 6: Final answer
    x = 182,376.07

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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.