Home / 177,972.78-266,904.16-51,622.34

Finding the Fourth Proportional to 177,972.78, 266,904.16 and 51,622.34

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Solution

The fourth proportional to 177,972.78, 266,904.16 and 51,622.34 is: 77,417.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,972.78 : 266,904.16 = 51,622.34 : x
  2. Step 2: Convert to fraction form
    177,972.78/266,904.16 = 51,622.34/x
  3. Step 3: Cross multiply
    177,972.78x = 266,904.16 × 51,622.34
  4. Step 4: Simplify right side
    177,972.78x = 13,778,217,294.93
  5. Step 5: Solve for x
    x = 13,778,217,294.93/177,972.78
  6. Step 6: Final answer
    x = 77,417.55

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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.