Home / 74,895.21-112,336.65-22,304.70

Finding the Fourth Proportional to 74,895.21, 112,336.65 and 22,304.70

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Solution

The fourth proportional to 74,895.21, 112,336.65 and 22,304.70 is: 33,455.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,895.21 : 112,336.65 = 22,304.70 : x
  2. Step 2: Convert to fraction form
    74,895.21/112,336.65 = 22,304.70/x
  3. Step 3: Cross multiply
    74,895.21x = 112,336.65 × 22,304.70
  4. Step 4: Simplify right side
    74,895.21x = 2,505,635,277.26
  5. Step 5: Solve for x
    x = 2,505,635,277.26/74,895.21
  6. Step 6: Final answer
    x = 33,455.21

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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.