Home / 74,702.22-112,052.97-22,111.98

Finding the Fourth Proportional to 74,702.22, 112,052.97 and 22,111.98

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Solution

The fourth proportional to 74,702.22, 112,052.97 and 22,111.98 is: 33,167.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,702.22 : 112,052.97 = 22,111.98 : x
  2. Step 2: Convert to fraction form
    74,702.22/112,052.97 = 22,111.98/x
  3. Step 3: Cross multiply
    74,702.22x = 112,052.97 × 22,111.98
  4. Step 4: Simplify right side
    74,702.22x = 2,477,713,031.58
  5. Step 5: Solve for x
    x = 2,477,713,031.58/74,702.22
  6. Step 6: Final answer
    x = 33,167.86

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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.