Home / 72,184.08-108,287.80-22,252.50

Finding the Fourth Proportional to 72,184.08, 108,287.80 and 22,252.50

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Solution

The fourth proportional to 72,184.08, 108,287.80 and 22,252.50 is: 33,382.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,184.08 : 108,287.80 = 22,252.50 : x
  2. Step 2: Convert to fraction form
    72,184.08/108,287.80 = 22,252.50/x
  3. Step 3: Cross multiply
    72,184.08x = 108,287.80 × 22,252.50
  4. Step 4: Simplify right side
    72,184.08x = 2,409,673,616.80
  5. Step 5: Solve for x
    x = 2,409,673,616.80/72,184.08
  6. Step 6: Final answer
    x = 33,382.34

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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.