Home / 64,786.25-96,959.93-39,842.12

Finding the Fourth Proportional to 64,786.25, 96,959.93 and 39,842.12

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Solution

The fourth proportional to 64,786.25, 96,959.93 and 39,842.12 is: 59,628.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,786.25 : 96,959.93 = 39,842.12 : x
  2. Step 2: Convert to fraction form
    64,786.25/96,959.93 = 39,842.12/x
  3. Step 3: Cross multiply
    64,786.25x = 96,959.93 × 39,842.12
  4. Step 4: Simplify right side
    64,786.25x = 3,863,088,482.24
  5. Step 5: Solve for x
    x = 3,863,088,482.24/64,786.25
  6. Step 6: Final answer
    x = 59,628.22

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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.