Home / 101,116.32-151,696.60-31,001.10

Finding the Fourth Proportional to 101,116.32, 151,696.60 and 31,001.10

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Solution

The fourth proportional to 101,116.32, 151,696.60 and 31,001.10 is: 46,508.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,116.32 : 151,696.60 = 31,001.10 : x
  2. Step 2: Convert to fraction form
    101,116.32/151,696.60 = 31,001.10/x
  3. Step 3: Cross multiply
    101,116.32x = 151,696.60 × 31,001.10
  4. Step 4: Simplify right side
    101,116.32x = 4,702,761,466.26
  5. Step 5: Solve for x
    x = 4,702,761,466.26/101,116.32
  6. Step 6: Final answer
    x = 46,508.43

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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.