Home / 109,824.60-164,736.90-65,501.40

Finding the Fourth Proportional to 109,824.60, 164,736.90 and 65,501.40

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Solution

The fourth proportional to 109,824.60, 164,736.90 and 65,501.40 is: 98,252.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,824.60 : 164,736.90 = 65,501.40 : x
  2. Step 2: Convert to fraction form
    109,824.60/164,736.90 = 65,501.40/x
  3. Step 3: Cross multiply
    109,824.60x = 164,736.90 × 65,501.40
  4. Step 4: Simplify right side
    109,824.60x = 10,790,497,581.66
  5. Step 5: Solve for x
    x = 10,790,497,581.66/109,824.60
  6. Step 6: Final answer
    x = 98,252.10

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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.