Home / 64,211.20-96,326.04-19,841.84

Finding the Fourth Proportional to 64,211.20, 96,326.04 and 19,841.84

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Solution

The fourth proportional to 64,211.20, 96,326.04 and 19,841.84 is: 29,765.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,211.20 : 96,326.04 = 19,841.84 : x
  2. Step 2: Convert to fraction form
    64,211.20/96,326.04 = 19,841.84/x
  3. Step 3: Cross multiply
    64,211.20x = 96,326.04 × 19,841.84
  4. Step 4: Simplify right side
    64,211.20x = 1,911,285,873.51
  5. Step 5: Solve for x
    x = 1,911,285,873.51/64,211.20
  6. Step 6: Final answer
    x = 29,765.62

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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.