Home / 52,811.06-79,217.04-42,254.92

Finding the Fourth Proportional to 52,811.06, 79,217.04 and 42,254.92

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Solution

The fourth proportional to 52,811.06, 79,217.04 and 42,254.92 is: 63,382.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,811.06 : 79,217.04 = 42,254.92 : x
  2. Step 2: Convert to fraction form
    52,811.06/79,217.04 = 42,254.92/x
  3. Step 3: Cross multiply
    52,811.06x = 79,217.04 × 42,254.92
  4. Step 4: Simplify right side
    52,811.06x = 3,347,309,262.03
  5. Step 5: Solve for x
    x = 3,347,309,262.03/52,811.06
  6. Step 6: Final answer
    x = 63,382.74

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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.