Home / 266,253.81-367,429.94-157,397.38

Finding the Fourth Proportional to 266,253.81, 367,429.94 and 157,397.38

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Solution

The fourth proportional to 266,253.81, 367,429.94 and 157,397.38 is: 217,208.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,253.81 : 367,429.94 = 157,397.38 : x
  2. Step 2: Convert to fraction form
    266,253.81/367,429.94 = 157,397.38/x
  3. Step 3: Cross multiply
    266,253.81x = 367,429.94 × 157,397.38
  4. Step 4: Simplify right side
    266,253.81x = 57,832,507,265.42
  5. Step 5: Solve for x
    x = 57,832,507,265.42/266,253.81
  6. Step 6: Final answer
    x = 217,208.19

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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.