Home / 64,003.20-96,004.56-49,238.40

Finding the Fourth Proportional to 64,003.20, 96,004.56 and 49,238.40

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Solution

The fourth proportional to 64,003.20, 96,004.56 and 49,238.40 is: 73,857.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,003.20 : 96,004.56 = 49,238.40 : x
  2. Step 2: Convert to fraction form
    64,003.20/96,004.56 = 49,238.40/x
  3. Step 3: Cross multiply
    64,003.20x = 96,004.56 × 49,238.40
  4. Step 4: Simplify right side
    64,003.20x = 4,727,110,927.10
  5. Step 5: Solve for x
    x = 4,727,110,927.10/64,003.20
  6. Step 6: Final answer
    x = 73,857.42

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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.