Home / 211,147.38-316,741.14-59,344.20

Finding the Fourth Proportional to 211,147.38, 316,741.14 and 59,344.20

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Solution

The fourth proportional to 211,147.38, 316,741.14 and 59,344.20 is: 89,021.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,147.38 : 316,741.14 = 59,344.20 : x
  2. Step 2: Convert to fraction form
    211,147.38/316,741.14 = 59,344.20/x
  3. Step 3: Cross multiply
    211,147.38x = 316,741.14 × 59,344.20
  4. Step 4: Simplify right side
    211,147.38x = 18,796,749,560.39
  5. Step 5: Solve for x
    x = 18,796,749,560.39/211,147.38
  6. Step 6: Final answer
    x = 89,021.94

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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.