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Finding the Fourth Proportional to 227,987.56, 341,981.36 and 61,775.56

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Solution

The fourth proportional to 227,987.56, 341,981.36 and 61,775.56 is: 92,663.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,987.56 : 341,981.36 = 61,775.56 : x
  2. Step 2: Convert to fraction form
    227,987.56/341,981.36 = 61,775.56/x
  3. Step 3: Cross multiply
    227,987.56x = 341,981.36 × 61,775.56
  4. Step 4: Simplify right side
    227,987.56x = 21,126,090,023.56
  5. Step 5: Solve for x
    x = 21,126,090,023.56/227,987.56
  6. Step 6: Final answer
    x = 92,663.35

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1.5x scale

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.