Home / 109,841.06-164,702.54-34,940.90

Finding the Fourth Proportional to 109,841.06, 164,702.54 and 34,940.90

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Solution

The fourth proportional to 109,841.06, 164,702.54 and 34,940.90 is: 52,392.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,841.06 : 164,702.54 = 34,940.90 : x
  2. Step 2: Convert to fraction form
    109,841.06/164,702.54 = 34,940.90/x
  3. Step 3: Cross multiply
    109,841.06x = 164,702.54 × 34,940.90
  4. Step 4: Simplify right side
    109,841.06x = 5,754,854,979.89
  5. Step 5: Solve for x
    x = 5,754,854,979.89/109,841.06
  6. Step 6: Final answer
    x = 52,392.57

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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.