Home / 52,157.40-78,245.86-23,696.36

Finding the Fourth Proportional to 52,157.40, 78,245.86 and 23,696.36

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Solution

The fourth proportional to 52,157.40, 78,245.86 and 23,696.36 is: 35,548.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,157.40 : 78,245.86 = 23,696.36 : x
  2. Step 2: Convert to fraction form
    52,157.40/78,245.86 = 23,696.36/x
  3. Step 3: Cross multiply
    52,157.40x = 78,245.86 × 23,696.36
  4. Step 4: Simplify right side
    52,157.40x = 1,854,142,067.07
  5. Step 5: Solve for x
    x = 1,854,142,067.07/52,157.40
  6. Step 6: Final answer
    x = 35,548.97

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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.