Home / 79,095.22-118,634.04-19,930.88

Finding the Fourth Proportional to 79,095.22, 118,634.04 and 19,930.88

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Solution

The fourth proportional to 79,095.22, 118,634.04 and 19,930.88 is: 29,894.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,095.22 : 118,634.04 = 19,930.88 : x
  2. Step 2: Convert to fraction form
    79,095.22/118,634.04 = 19,930.88/x
  3. Step 3: Cross multiply
    79,095.22x = 118,634.04 × 19,930.88
  4. Step 4: Simplify right side
    79,095.22x = 2,364,480,815.16
  5. Step 5: Solve for x
    x = 2,364,480,815.16/79,095.22
  6. Step 6: Final answer
    x = 29,894.11

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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.