Home / 64,511.20-96,766.80-37,829.80

Finding the Fourth Proportional to 64,511.20, 96,766.80 and 37,829.80

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Solution

The fourth proportional to 64,511.20, 96,766.80 and 37,829.80 is: 56,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,511.20 : 96,766.80 = 37,829.80 : x
  2. Step 2: Convert to fraction form
    64,511.20/96,766.80 = 37,829.80/x
  3. Step 3: Cross multiply
    64,511.20x = 96,766.80 × 37,829.80
  4. Step 4: Simplify right side
    64,511.20x = 3,660,668,690.64
  5. Step 5: Solve for x
    x = 3,660,668,690.64/64,511.20
  6. Step 6: Final answer
    x = 56,744.70

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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.