Home / 109,039.26-163,558.85-34,165.29

Finding the Fourth Proportional to 109,039.26, 163,558.85 and 34,165.29

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Solution

The fourth proportional to 109,039.26, 163,558.85 and 34,165.29 is: 51,247.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,039.26 : 163,558.85 = 34,165.29 : x
  2. Step 2: Convert to fraction form
    109,039.26/163,558.85 = 34,165.29/x
  3. Step 3: Cross multiply
    109,039.26x = 163,558.85 × 34,165.29
  4. Step 4: Simplify right side
    109,039.26x = 5,588,035,984.84
  5. Step 5: Solve for x
    x = 5,588,035,984.84/109,039.26
  6. Step 6: Final answer
    x = 51,247.92

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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.