Home / 177,628.11-266,459.88-51,271.42

Finding the Fourth Proportional to 177,628.11, 266,459.88 and 51,271.42

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Solution

The fourth proportional to 177,628.11, 266,459.88 and 51,271.42 is: 76,912.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,628.11 : 266,459.88 = 51,271.42 : x
  2. Step 2: Convert to fraction form
    177,628.11/266,459.88 = 51,271.42/x
  3. Step 3: Cross multiply
    177,628.11x = 266,459.88 × 51,271.42
  4. Step 4: Simplify right side
    177,628.11x = 13,661,775,946.75
  5. Step 5: Solve for x
    x = 13,661,775,946.75/177,628.11
  6. Step 6: Final answer
    x = 76,912.24

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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.