Home / 66,657.24-99,995.52-22,270.80

Finding the Fourth Proportional to 66,657.24, 99,995.52 and 22,270.80

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Solution

The fourth proportional to 66,657.24, 99,995.52 and 22,270.80 is: 33,409.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,657.24 : 99,995.52 = 22,270.80 : x
  2. Step 2: Convert to fraction form
    66,657.24/99,995.52 = 22,270.80/x
  3. Step 3: Cross multiply
    66,657.24x = 99,995.52 × 22,270.80
  4. Step 4: Simplify right side
    66,657.24x = 2,226,980,226.82
  5. Step 5: Solve for x
    x = 2,226,980,226.82/66,657.24
  6. Step 6: Final answer
    x = 33,409.43

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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.