Home / 177,791.39-266,728.40-51,426.53

Finding the Fourth Proportional to 177,791.39, 266,728.40 and 51,426.53

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Solution

The fourth proportional to 177,791.39, 266,728.40 and 51,426.53 is: 77,151.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,791.39 : 266,728.40 = 51,426.53 : x
  2. Step 2: Convert to fraction form
    177,791.39/266,728.40 = 51,426.53/x
  3. Step 3: Cross multiply
    177,791.39x = 266,728.40 × 51,426.53
  4. Step 4: Simplify right side
    177,791.39x = 13,716,915,807.32
  5. Step 5: Solve for x
    x = 13,716,915,807.32/177,791.39
  6. Step 6: Final answer
    x = 77,151.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.