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Finding the Fourth Proportional to 227,636.56, 341,424.84 and 69,851.80

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Solution

The fourth proportional to 227,636.56, 341,424.84 and 69,851.80 is: 104,768.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,636.56 : 341,424.84 = 69,851.80 : x
  2. Step 2: Convert to fraction form
    227,636.56/341,424.84 = 69,851.80/x
  3. Step 3: Cross multiply
    227,636.56x = 341,424.84 × 69,851.80
  4. Step 4: Simplify right side
    227,636.56x = 23,849,139,638.71
  5. Step 5: Solve for x
    x = 23,849,139,638.71/227,636.56
  6. Step 6: Final answer
    x = 104,768.49

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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.