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Finding the Fourth Proportional to 177,707.73, 266,561.61 and 53,048.73

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Solution

The fourth proportional to 177,707.73, 266,561.61 and 53,048.73 is: 79,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,707.73 : 266,561.61 = 53,048.73 : x
  2. Step 2: Convert to fraction form
    177,707.73/266,561.61 = 53,048.73/x
  3. Step 3: Cross multiply
    177,707.73x = 266,561.61 × 53,048.73
  4. Step 4: Simplify right side
    177,707.73x = 14,140,754,877.26
  5. Step 5: Solve for x
    x = 14,140,754,877.26/177,707.73
  6. Step 6: Final answer
    x = 79,573.10

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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.