Home / 177,379.76-266,113.80-52,717.36

Finding the Fourth Proportional to 177,379.76, 266,113.80 and 52,717.36

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Solution

The fourth proportional to 177,379.76, 266,113.80 and 52,717.36 is: 79,089.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,379.76 : 266,113.80 = 52,717.36 : x
  2. Step 2: Convert to fraction form
    177,379.76/266,113.80 = 52,717.36/x
  3. Step 3: Cross multiply
    177,379.76x = 266,113.80 × 52,717.36
  4. Step 4: Simplify right side
    177,379.76x = 14,028,816,995.57
  5. Step 5: Solve for x
    x = 14,028,816,995.57/177,379.76
  6. Step 6: Final answer
    x = 79,089.16

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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.