Home / 56,776.62-85,175.19-23,478.60

Finding the Fourth Proportional to 56,776.62, 85,175.19 and 23,478.60

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Solution

The fourth proportional to 56,776.62, 85,175.19 and 23,478.60 is: 35,222.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,776.62 : 85,175.19 = 23,478.60 : x
  2. Step 2: Convert to fraction form
    56,776.62/85,175.19 = 23,478.60/x
  3. Step 3: Cross multiply
    56,776.62x = 85,175.19 × 23,478.60
  4. Step 4: Simplify right side
    56,776.62x = 1,999,794,215.93
  5. Step 5: Solve for x
    x = 1,999,794,215.93/56,776.62
  6. Step 6: Final answer
    x = 35,222.14

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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.