Home / 177,782.38-266,673.83-72,601.35

Finding the Fourth Proportional to 177,782.38, 266,673.83 and 72,601.35

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Solution

The fourth proportional to 177,782.38, 266,673.83 and 72,601.35 is: 108,902.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,782.38 : 266,673.83 = 72,601.35 : x
  2. Step 2: Convert to fraction form
    177,782.38/266,673.83 = 72,601.35/x
  3. Step 3: Cross multiply
    177,782.38x = 266,673.83 × 72,601.35
  4. Step 4: Simplify right side
    177,782.38x = 19,360,880,734.36
  5. Step 5: Solve for x
    x = 19,360,880,734.36/177,782.38
  6. Step 6: Final answer
    x = 108,902.13

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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.