Home / 64,512.28-96,779.76-29,455.48

Finding the Fourth Proportional to 64,512.28, 96,779.76 and 29,455.48

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Solution

The fourth proportional to 64,512.28, 96,779.76 and 29,455.48 is: 44,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,512.28 : 96,779.76 = 29,455.48 : x
  2. Step 2: Convert to fraction form
    64,512.28/96,779.76 = 29,455.48/x
  3. Step 3: Cross multiply
    64,512.28x = 96,779.76 × 29,455.48
  4. Step 4: Simplify right side
    64,512.28x = 2,850,694,285.08
  5. Step 5: Solve for x
    x = 2,850,694,285.08/64,512.28
  6. Step 6: Final answer
    x = 44,188.40

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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.