Home / 64,289.36-96,301.62-30,910.88

Finding the Fourth Proportional to 64,289.36, 96,301.62 and 30,910.88

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Solution

The fourth proportional to 64,289.36, 96,301.62 and 30,910.88 is: 46,302.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,289.36 : 96,301.62 = 30,910.88 : x
  2. Step 2: Convert to fraction form
    64,289.36/96,301.62 = 30,910.88/x
  3. Step 3: Cross multiply
    64,289.36x = 96,301.62 × 30,910.88
  4. Step 4: Simplify right side
    64,289.36x = 2,976,767,819.63
  5. Step 5: Solve for x
    x = 2,976,767,819.63/64,289.36
  6. Step 6: Final answer
    x = 46,302.65

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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.