Home / 53,931.85-80,808.37-32,808.02

Finding the Fourth Proportional to 53,931.85, 80,808.37 and 32,808.02

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Solution

The fourth proportional to 53,931.85, 80,808.37 and 32,808.02 is: 49,157.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,931.85 : 80,808.37 = 32,808.02 : x
  2. Step 2: Convert to fraction form
    53,931.85/80,808.37 = 32,808.02/x
  3. Step 3: Cross multiply
    53,931.85x = 80,808.37 × 32,808.02
  4. Step 4: Simplify right side
    53,931.85x = 2,651,162,133.07
  5. Step 5: Solve for x
    x = 2,651,162,133.07/53,931.85
  6. Step 6: Final answer
    x = 49,157.64

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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.