Home / 64,248.16-88,669.20-35,960.80

Finding the Fourth Proportional to 64,248.16, 88,669.20 and 35,960.80

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Solution

The fourth proportional to 64,248.16, 88,669.20 and 35,960.80 is: 49,629.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,248.16 : 88,669.20 = 35,960.80 : x
  2. Step 2: Convert to fraction form
    64,248.16/88,669.20 = 35,960.80/x
  3. Step 3: Cross multiply
    64,248.16x = 88,669.20 × 35,960.80
  4. Step 4: Simplify right side
    64,248.16x = 3,188,615,367.36
  5. Step 5: Solve for x
    x = 3,188,615,367.36/64,248.16
  6. Step 6: Final answer
    x = 49,629.68

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1.5x scale

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.