Home / 215,983.64-323,974.08-73,760.32

Finding the Fourth Proportional to 215,983.64, 323,974.08 and 73,760.32

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Solution

The fourth proportional to 215,983.64, 323,974.08 and 73,760.32 is: 110,640.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,983.64 : 323,974.08 = 73,760.32 : x
  2. Step 2: Convert to fraction form
    215,983.64/323,974.08 = 73,760.32/x
  3. Step 3: Cross multiply
    215,983.64x = 323,974.08 × 73,760.32
  4. Step 4: Simplify right side
    215,983.64x = 23,896,431,812.51
  5. Step 5: Solve for x
    x = 23,896,431,812.51/215,983.64
  6. Step 6: Final answer
    x = 110,640.01

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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.