Home / 109,220.39-163,852.46-34,359.38

Finding the Fourth Proportional to 109,220.39, 163,852.46 and 34,359.38

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Solution

The fourth proportional to 109,220.39, 163,852.46 and 34,359.38 is: 51,545.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,220.39 : 163,852.46 = 34,359.38 : x
  2. Step 2: Convert to fraction form
    109,220.39/163,852.46 = 34,359.38/x
  3. Step 3: Cross multiply
    109,220.39x = 163,852.46 × 34,359.38
  4. Step 4: Simplify right side
    109,220.39x = 5,629,867,946.02
  5. Step 5: Solve for x
    x = 5,629,867,946.02/109,220.39
  6. Step 6: Final answer
    x = 51,545.94

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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.