Home / 109,706.77-164,543.30-34,817.18

Finding the Fourth Proportional to 109,706.77, 164,543.30 and 34,817.18

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Solution

The fourth proportional to 109,706.77, 164,543.30 and 34,817.18 is: 52,220.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,706.77 : 164,543.30 = 34,817.18 : x
  2. Step 2: Convert to fraction form
    109,706.77/164,543.30 = 34,817.18/x
  3. Step 3: Cross multiply
    109,706.77x = 164,543.30 × 34,817.18
  4. Step 4: Simplify right side
    109,706.77x = 5,728,933,519.81
  5. Step 5: Solve for x
    x = 5,728,933,519.81/109,706.77
  6. Step 6: Final answer
    x = 52,220.42

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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.