Home / 213,691.13-294,873.97-118,195.77

Finding the Fourth Proportional to 213,691.13, 294,873.97 and 118,195.77

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Solution

The fourth proportional to 213,691.13, 294,873.97 and 118,195.77 is: 163,099.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,691.13 : 294,873.97 = 118,195.77 : x
  2. Step 2: Convert to fraction form
    213,691.13/294,873.97 = 118,195.77/x
  3. Step 3: Cross multiply
    213,691.13x = 294,873.97 × 118,195.77
  4. Step 4: Simplify right side
    213,691.13x = 34,852,855,937.11
  5. Step 5: Solve for x
    x = 34,852,855,937.11/213,691.13
  6. Step 6: Final answer
    x = 163,099.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.