Home / 64,540.08-96,834.96-31,257.59

Finding the Fourth Proportional to 64,540.08, 96,834.96 and 31,257.59

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Solution

The fourth proportional to 64,540.08, 96,834.96 and 31,257.59 is: 46,898.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,540.08 : 96,834.96 = 31,257.59 : x
  2. Step 2: Convert to fraction form
    64,540.08/96,834.96 = 31,257.59/x
  3. Step 3: Cross multiply
    64,540.08x = 96,834.96 × 31,257.59
  4. Step 4: Simplify right side
    64,540.08x = 3,026,826,993.17
  5. Step 5: Solve for x
    x = 3,026,826,993.17/64,540.08
  6. Step 6: Final answer
    x = 46,898.41

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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.