Home / 53,955.60-80,933.40-35,293.20

Finding the Fourth Proportional to 53,955.60, 80,933.40 and 35,293.20

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Solution

The fourth proportional to 53,955.60, 80,933.40 and 35,293.20 is: 52,939.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,955.60 : 80,933.40 = 35,293.20 : x
  2. Step 2: Convert to fraction form
    53,955.60/80,933.40 = 35,293.20/x
  3. Step 3: Cross multiply
    53,955.60x = 80,933.40 × 35,293.20
  4. Step 4: Simplify right side
    53,955.60x = 2,856,398,672.88
  5. Step 5: Solve for x
    x = 2,856,398,672.88/53,955.60
  6. Step 6: Final answer
    x = 52,939.80

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1.5x scale

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.