Home / 216,104.43-297,867.18-144,458.31

Finding the Fourth Proportional to 216,104.43, 297,867.18 and 144,458.31

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Solution

The fourth proportional to 216,104.43, 297,867.18 and 144,458.31 is: 199,113.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,104.43 : 297,867.18 = 144,458.31 : x
  2. Step 2: Convert to fraction form
    216,104.43/297,867.18 = 144,458.31/x
  3. Step 3: Cross multiply
    216,104.43x = 297,867.18 × 144,458.31
  4. Step 4: Simplify right side
    216,104.43x = 43,029,389,427.27
  5. Step 5: Solve for x
    x = 43,029,389,427.27/216,104.43
  6. Step 6: Final answer
    x = 199,113.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.