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Finding the Fourth Proportional to 247,622.60, 371,324.55 and 97,813.10

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Solution

The fourth proportional to 247,622.60, 371,324.55 and 97,813.10 is: 146,676.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,622.60 : 371,324.55 = 97,813.10 : x
  2. Step 2: Convert to fraction form
    247,622.60/371,324.55 = 97,813.10/x
  3. Step 3: Cross multiply
    247,622.60x = 371,324.55 × 97,813.10
  4. Step 4: Simplify right side
    247,622.60x = 36,320,405,341.61
  5. Step 5: Solve for x
    x = 36,320,405,341.61/247,622.60
  6. Step 6: Final answer
    x = 146,676.46

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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.