Home / 34,959.24-48,138.84-31,318.08

Finding the Fourth Proportional to 34,959.24, 48,138.84 and 31,318.08

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Solution

The fourth proportional to 34,959.24, 48,138.84 and 31,318.08 is: 43,124.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,959.24 : 48,138.84 = 31,318.08 : x
  2. Step 2: Convert to fraction form
    34,959.24/48,138.84 = 31,318.08/x
  3. Step 3: Cross multiply
    34,959.24x = 48,138.84 × 31,318.08
  4. Step 4: Simplify right side
    34,959.24x = 1,507,616,042.23
  5. Step 5: Solve for x
    x = 1,507,616,042.23/34,959.24
  6. Step 6: Final answer
    x = 43,124.97

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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.