Home / 170,072.80-234,702.64-93,600.70

Finding the Fourth Proportional to 170,072.80, 234,702.64 and 93,600.70

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Solution

The fourth proportional to 170,072.80, 234,702.64 and 93,600.70 is: 129,170.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,072.80 : 234,702.64 = 93,600.70 : x
  2. Step 2: Convert to fraction form
    170,072.80/234,702.64 = 93,600.70/x
  3. Step 3: Cross multiply
    170,072.80x = 234,702.64 × 93,600.70
  4. Step 4: Simplify right side
    170,072.80x = 21,968,331,395.85
  5. Step 5: Solve for x
    x = 21,968,331,395.85/170,072.80
  6. Step 6: Final answer
    x = 129,170.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.