Home / 109,816.56-164,665.80-34,916.40

Finding the Fourth Proportional to 109,816.56, 164,665.80 and 34,916.40

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Solution

The fourth proportional to 109,816.56, 164,665.80 and 34,916.40 is: 52,355.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,816.56 : 164,665.80 = 34,916.40 : x
  2. Step 2: Convert to fraction form
    109,816.56/164,665.80 = 34,916.40/x
  3. Step 3: Cross multiply
    109,816.56x = 164,665.80 × 34,916.40
  4. Step 4: Simplify right side
    109,816.56x = 5,749,536,939.12
  5. Step 5: Solve for x
    x = 5,749,536,939.12/109,816.56
  6. Step 6: Final answer
    x = 52,355.83

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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.