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Finding the Fourth Proportional to 227,410.98, 341,117.27 and 69,638.74

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Solution

The fourth proportional to 227,410.98, 341,117.27 and 69,638.74 is: 104,458.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,410.98 : 341,117.27 = 69,638.74 : x
  2. Step 2: Convert to fraction form
    227,410.98/341,117.27 = 69,638.74/x
  3. Step 3: Cross multiply
    227,410.98x = 341,117.27 × 69,638.74
  4. Step 4: Simplify right side
    227,410.98x = 23,754,976,875.04
  5. Step 5: Solve for x
    x = 23,754,976,875.04/227,410.98
  6. Step 6: Final answer
    x = 104,458.35

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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.