Home / 80,621.27-111,254.90-46,164.88

Finding the Fourth Proportional to 80,621.27, 111,254.90 and 46,164.88

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Solution

The fourth proportional to 80,621.27, 111,254.90 and 46,164.88 is: 63,706.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,621.27 : 111,254.90 = 46,164.88 : x
  2. Step 2: Convert to fraction form
    80,621.27/111,254.90 = 46,164.88/x
  3. Step 3: Cross multiply
    80,621.27x = 111,254.90 × 46,164.88
  4. Step 4: Simplify right side
    80,621.27x = 5,136,069,189.27
  5. Step 5: Solve for x
    x = 5,136,069,189.27/80,621.27
  6. Step 6: Final answer
    x = 63,706.13

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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.