Home / 109,512.10-164,220.15-50,328.10

Finding the Fourth Proportional to 109,512.10, 164,220.15 and 50,328.10

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Solution

The fourth proportional to 109,512.10, 164,220.15 and 50,328.10 is: 75,470.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,512.10 : 164,220.15 = 50,328.10 : x
  2. Step 2: Convert to fraction form
    109,512.10/164,220.15 = 50,328.10/x
  3. Step 3: Cross multiply
    109,512.10x = 164,220.15 × 50,328.10
  4. Step 4: Simplify right side
    109,512.10x = 8,264,888,131.22
  5. Step 5: Solve for x
    x = 8,264,888,131.22/109,512.10
  6. Step 6: Final answer
    x = 75,470.09

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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.