Home / 88,528.62-122,165.64-50,288.05

Finding the Fourth Proportional to 88,528.62, 122,165.64 and 50,288.05

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Solution

The fourth proportional to 88,528.62, 122,165.64 and 50,288.05 is: 69,395.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,528.62 : 122,165.64 = 50,288.05 : x
  2. Step 2: Convert to fraction form
    88,528.62/122,165.64 = 50,288.05/x
  3. Step 3: Cross multiply
    88,528.62x = 122,165.64 × 50,288.05
  4. Step 4: Simplify right side
    88,528.62x = 6,143,471,812.60
  5. Step 5: Solve for x
    x = 6,143,471,812.60/88,528.62
  6. Step 6: Final answer
    x = 69,395.32

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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.