Home / 216,072.64-324,126.27-58,298.82

Finding the Fourth Proportional to 216,072.64, 324,126.27 and 58,298.82

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Solution

The fourth proportional to 216,072.64, 324,126.27 and 58,298.82 is: 87,452.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,072.64 : 324,126.27 = 58,298.82 : x
  2. Step 2: Convert to fraction form
    216,072.64/324,126.27 = 58,298.82/x
  3. Step 3: Cross multiply
    216,072.64x = 324,126.27 × 58,298.82
  4. Step 4: Simplify right side
    216,072.64x = 18,896,179,072.00
  5. Step 5: Solve for x
    x = 18,896,179,072.00/216,072.64
  6. Step 6: Final answer
    x = 87,452.90

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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.