Home / 177,365.14-266,064.10-70,723.36

Finding the Fourth Proportional to 177,365.14, 266,064.10 and 70,723.36

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Solution

The fourth proportional to 177,365.14, 266,064.10 and 70,723.36 is: 106,091.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,365.14 : 266,064.10 = 70,723.36 : x
  2. Step 2: Convert to fraction form
    177,365.14/266,064.10 = 70,723.36/x
  3. Step 3: Cross multiply
    177,365.14x = 266,064.10 × 70,723.36
  4. Step 4: Simplify right side
    177,365.14x = 18,816,947,127.38
  5. Step 5: Solve for x
    x = 18,816,947,127.38/177,365.14
  6. Step 6: Final answer
    x = 106,091.58

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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.