Home / 101,186.09-151,781.19-34,702.64

Finding the Fourth Proportional to 101,186.09, 151,781.19 and 34,702.64

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Solution

The fourth proportional to 101,186.09, 151,781.19 and 34,702.64 is: 52,054.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,186.09 : 151,781.19 = 34,702.64 : x
  2. Step 2: Convert to fraction form
    101,186.09/151,781.19 = 34,702.64/x
  3. Step 3: Cross multiply
    101,186.09x = 151,781.19 × 34,702.64
  4. Step 4: Simplify right side
    101,186.09x = 5,267,207,995.34
  5. Step 5: Solve for x
    x = 5,267,207,995.34/101,186.09
  6. Step 6: Final answer
    x = 52,054.66

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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.