Home / 66,605.45-99,909.27-22,232.43

Finding the Fourth Proportional to 66,605.45, 99,909.27 and 22,232.43

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Solution

The fourth proportional to 66,605.45, 99,909.27 and 22,232.43 is: 33,349.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,605.45 : 99,909.27 = 22,232.43 : x
  2. Step 2: Convert to fraction form
    66,605.45/99,909.27 = 22,232.43/x
  3. Step 3: Cross multiply
    66,605.45x = 99,909.27 × 22,232.43
  4. Step 4: Simplify right side
    66,605.45x = 2,221,225,851.63
  5. Step 5: Solve for x
    x = 2,221,225,851.63/66,605.45
  6. Step 6: Final answer
    x = 33,349.01

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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.