Home / 64,523.36-96,785.04-20,148.32

Finding the Fourth Proportional to 64,523.36, 96,785.04 and 20,148.32

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Solution

The fourth proportional to 64,523.36, 96,785.04 and 20,148.32 is: 30,222.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,523.36 : 96,785.04 = 20,148.32 : x
  2. Step 2: Convert to fraction form
    64,523.36/96,785.04 = 20,148.32/x
  3. Step 3: Cross multiply
    64,523.36x = 96,785.04 × 20,148.32
  4. Step 4: Simplify right side
    64,523.36x = 1,950,055,957.13
  5. Step 5: Solve for x
    x = 1,950,055,957.13/64,523.36
  6. Step 6: Final answer
    x = 30,222.48

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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.