Home / 145,147.44-217,777.14-56,463.42

Finding the Fourth Proportional to 145,147.44, 217,777.14 and 56,463.42

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Solution

The fourth proportional to 145,147.44, 217,777.14 and 56,463.42 is: 84,716.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,147.44 : 217,777.14 = 56,463.42 : x
  2. Step 2: Convert to fraction form
    145,147.44/217,777.14 = 56,463.42/x
  3. Step 3: Cross multiply
    145,147.44x = 217,777.14 × 56,463.42
  4. Step 4: Simplify right side
    145,147.44x = 12,296,442,122.22
  5. Step 5: Solve for x
    x = 12,296,442,122.22/145,147.44
  6. Step 6: Final answer
    x = 84,716.91

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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.