Home / 57,464.66-86,012.28-30,743.96

Finding the Fourth Proportional to 57,464.66, 86,012.28 and 30,743.96

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Solution

The fourth proportional to 57,464.66, 86,012.28 and 30,743.96 is: 46,017.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,464.66 : 86,012.28 = 30,743.96 : x
  2. Step 2: Convert to fraction form
    57,464.66/86,012.28 = 30,743.96/x
  3. Step 3: Cross multiply
    57,464.66x = 86,012.28 × 30,743.96
  4. Step 4: Simplify right side
    57,464.66x = 2,644,358,095.83
  5. Step 5: Solve for x
    x = 2,644,358,095.83/57,464.66
  6. Step 6: Final answer
    x = 46,017.12

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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.