Home / 109,974.60-164,816.10-97,435.80

Finding the Fourth Proportional to 109,974.60, 164,816.10 and 97,435.80

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Solution

The fourth proportional to 109,974.60, 164,816.10 and 97,435.80 is: 146,024.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,974.60 : 164,816.10 = 97,435.80 : x
  2. Step 2: Convert to fraction form
    109,974.60/164,816.10 = 97,435.80/x
  3. Step 3: Cross multiply
    109,974.60x = 164,816.10 × 97,435.80
  4. Step 4: Simplify right side
    109,974.60x = 16,058,988,556.38
  5. Step 5: Solve for x
    x = 16,058,988,556.38/109,974.60
  6. Step 6: Final answer
    x = 146,024.52

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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.