Home / 56,735.68-85,064.04-25,128.58

Finding the Fourth Proportional to 56,735.68, 85,064.04 and 25,128.58

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Solution

The fourth proportional to 56,735.68, 85,064.04 and 25,128.58 is: 37,675.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,735.68 : 85,064.04 = 25,128.58 : x
  2. Step 2: Convert to fraction form
    56,735.68/85,064.04 = 25,128.58/x
  3. Step 3: Cross multiply
    56,735.68x = 85,064.04 × 25,128.58
  4. Step 4: Simplify right side
    56,735.68x = 2,137,538,534.26
  5. Step 5: Solve for x
    x = 2,137,538,534.26/56,735.68
  6. Step 6: Final answer
    x = 37,675.38

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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.