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Finding the Fourth Proportional to 227,509.74, 341,264.79 and 61,297.74

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Solution

The fourth proportional to 227,509.74, 341,264.79 and 61,297.74 is: 91,946.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,509.74 : 341,264.79 = 61,297.74 : x
  2. Step 2: Convert to fraction form
    227,509.74/341,264.79 = 61,297.74/x
  3. Step 3: Cross multiply
    227,509.74x = 341,264.79 × 61,297.74
  4. Step 4: Simplify right side
    227,509.74x = 20,918,760,368.57
  5. Step 5: Solve for x
    x = 20,918,760,368.57/227,509.74
  6. Step 6: Final answer
    x = 91,946.66

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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.