Home / 109,440.65-164,033.40-50,282.30

Finding the Fourth Proportional to 109,440.65, 164,033.40 and 50,282.30

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Solution

The fourth proportional to 109,440.65, 164,033.40 and 50,282.30 is: 75,364.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,440.65 : 164,033.40 = 50,282.30 : x
  2. Step 2: Convert to fraction form
    109,440.65/164,033.40 = 50,282.30/x
  3. Step 3: Cross multiply
    109,440.65x = 164,033.40 × 50,282.30
  4. Step 4: Simplify right side
    109,440.65x = 8,247,976,628.82
  5. Step 5: Solve for x
    x = 8,247,976,628.82/109,440.65
  6. Step 6: Final answer
    x = 75,364.84

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1.5x scale

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.