Home / 109,409.73-164,114.60-34,535.70

Finding the Fourth Proportional to 109,409.73, 164,114.60 and 34,535.70

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Solution

The fourth proportional to 109,409.73, 164,114.60 and 34,535.70 is: 51,803.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,409.73 : 164,114.60 = 34,535.70 : x
  2. Step 2: Convert to fraction form
    109,409.73/164,114.60 = 34,535.70/x
  3. Step 3: Cross multiply
    109,409.73x = 164,114.60 × 34,535.70
  4. Step 4: Simplify right side
    109,409.73x = 5,667,812,591.22
  5. Step 5: Solve for x
    x = 5,667,812,591.22/109,409.73
  6. Step 6: Final answer
    x = 51,803.55

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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.