Home / 109,932.90-164,899.35-96,800.10

Finding the Fourth Proportional to 109,932.90, 164,899.35 and 96,800.10

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Solution

The fourth proportional to 109,932.90, 164,899.35 and 96,800.10 is: 145,200.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,932.90 : 164,899.35 = 96,800.10 : x
  2. Step 2: Convert to fraction form
    109,932.90/164,899.35 = 96,800.10/x
  3. Step 3: Cross multiply
    109,932.90x = 164,899.35 × 96,800.10
  4. Step 4: Simplify right side
    109,932.90x = 15,962,273,569.94
  5. Step 5: Solve for x
    x = 15,962,273,569.94/109,932.90
  6. Step 6: Final answer
    x = 145,200.15

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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.