Home / 65,664.20-98,496.30-37,929.80

Finding the Fourth Proportional to 65,664.20, 98,496.30 and 37,929.80

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Solution

The fourth proportional to 65,664.20, 98,496.30 and 37,929.80 is: 56,894.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,664.20 : 98,496.30 = 37,929.80 : x
  2. Step 2: Convert to fraction form
    65,664.20/98,496.30 = 37,929.80/x
  3. Step 3: Cross multiply
    65,664.20x = 98,496.30 × 37,929.80
  4. Step 4: Simplify right side
    65,664.20x = 3,735,944,959.74
  5. Step 5: Solve for x
    x = 3,735,944,959.74/65,664.20
  6. Step 6: Final answer
    x = 56,894.70

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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.