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Finding the Fourth Proportional to 177,392.52, 266,123.81 and 65,073.77

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Solution

The fourth proportional to 177,392.52, 266,123.81 and 65,073.77 is: 97,623.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,392.52 : 266,123.81 = 65,073.77 : x
  2. Step 2: Convert to fraction form
    177,392.52/266,123.81 = 65,073.77/x
  3. Step 3: Cross multiply
    177,392.52x = 266,123.81 × 65,073.77
  4. Step 4: Simplify right side
    177,392.52x = 17,317,679,433.49
  5. Step 5: Solve for x
    x = 17,317,679,433.49/177,392.52
  6. Step 6: Final answer
    x = 97,623.50

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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.