Home / 70,175.36-105,285.51-25,166.39

Finding the Fourth Proportional to 70,175.36, 105,285.51 and 25,166.39

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Solution

The fourth proportional to 70,175.36, 105,285.51 and 25,166.39 is: 37,757.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,175.36 : 105,285.51 = 25,166.39 : x
  2. Step 2: Convert to fraction form
    70,175.36/105,285.51 = 25,166.39/x
  3. Step 3: Cross multiply
    70,175.36x = 105,285.51 × 25,166.39
  4. Step 4: Simplify right side
    70,175.36x = 2,649,656,206.01
  5. Step 5: Solve for x
    x = 2,649,656,206.01/70,175.36
  6. Step 6: Final answer
    x = 37,757.64

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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.