Home / 100,737.36-151,111.44-25,858.18

Finding the Fourth Proportional to 100,737.36, 151,111.44 and 25,858.18

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Solution

The fourth proportional to 100,737.36, 151,111.44 and 25,858.18 is: 38,788.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,737.36 : 151,111.44 = 25,858.18 : x
  2. Step 2: Convert to fraction form
    100,737.36/151,111.44 = 25,858.18/x
  3. Step 3: Cross multiply
    100,737.36x = 151,111.44 × 25,858.18
  4. Step 4: Simplify right side
    100,737.36x = 3,907,466,815.58
  5. Step 5: Solve for x
    x = 3,907,466,815.58/100,737.36
  6. Step 6: Final answer
    x = 38,788.66

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1.5x scale

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.