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Finding the Fourth Proportional to 177,613.94, 266,422.98 and 51,256.64

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Solution

The fourth proportional to 177,613.94, 266,422.98 and 51,256.64 is: 76,885.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,613.94 : 266,422.98 = 51,256.64 : x
  2. Step 2: Convert to fraction form
    177,613.94/266,422.98 = 51,256.64/x
  3. Step 3: Cross multiply
    177,613.94x = 266,422.98 × 51,256.64
  4. Step 4: Simplify right side
    177,613.94x = 13,655,946,773.59
  5. Step 5: Solve for x
    x = 13,655,946,773.59/177,613.94
  6. Step 6: Final answer
    x = 76,885.56

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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.