Home / 177,356.31-266,039.07-50,991.45

Finding the Fourth Proportional to 177,356.31, 266,039.07 and 50,991.45

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Solution

The fourth proportional to 177,356.31, 266,039.07 and 50,991.45 is: 76,488.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,356.31 : 266,039.07 = 50,991.45 : x
  2. Step 2: Convert to fraction form
    177,356.31/266,039.07 = 50,991.45/x
  3. Step 3: Cross multiply
    177,356.31x = 266,039.07 × 50,991.45
  4. Step 4: Simplify right side
    177,356.31x = 13,565,717,935.95
  5. Step 5: Solve for x
    x = 13,565,717,935.95/177,356.31
  6. Step 6: Final answer
    x = 76,488.50

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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.