Home / 110,207.71-152,103.26-67,212.16

Finding the Fourth Proportional to 110,207.71, 152,103.26 and 67,212.16

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Solution

The fourth proportional to 110,207.71, 152,103.26 and 67,212.16 is: 92,762.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,207.71 : 152,103.26 = 67,212.16 : x
  2. Step 2: Convert to fraction form
    110,207.71/152,103.26 = 67,212.16/x
  3. Step 3: Cross multiply
    110,207.71x = 152,103.26 × 67,212.16
  4. Step 4: Simplify right side
    110,207.71x = 10,223,188,435.41
  5. Step 5: Solve for x
    x = 10,223,188,435.41/110,207.71
  6. Step 6: Final answer
    x = 92,762.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.