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Finding the Fourth Proportional to 177,513.54, 266,270.31 and 44,393.79

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Solution

The fourth proportional to 177,513.54, 266,270.31 and 44,393.79 is: 66,590.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,513.54 : 266,270.31 = 44,393.79 : x
  2. Step 2: Convert to fraction form
    177,513.54/266,270.31 = 44,393.79/x
  3. Step 3: Cross multiply
    177,513.54x = 266,270.31 × 44,393.79
  4. Step 4: Simplify right side
    177,513.54x = 11,820,748,225.37
  5. Step 5: Solve for x
    x = 11,820,748,225.37/177,513.54
  6. Step 6: Final answer
    x = 66,590.69

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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.