Home / 52,621.50-78,255.58-50,960.28

Finding the Fourth Proportional to 52,621.50, 78,255.58 and 50,960.28

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Solution

The fourth proportional to 52,621.50, 78,255.58 and 50,960.28 is: 75,785.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,621.50 : 78,255.58 = 50,960.28 : x
  2. Step 2: Convert to fraction form
    52,621.50/78,255.58 = 50,960.28/x
  3. Step 3: Cross multiply
    52,621.50x = 78,255.58 × 50,960.28
  4. Step 4: Simplify right side
    52,621.50x = 3,987,926,268.36
  5. Step 5: Solve for x
    x = 3,987,926,268.36/52,621.50
  6. Step 6: Final answer
    x = 75,785.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.