Home / 213,118.11-294,101.52-117,624.81

Finding the Fourth Proportional to 213,118.11, 294,101.52 and 117,624.81

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Solution

The fourth proportional to 213,118.11, 294,101.52 and 117,624.81 is: 162,321.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,118.11 : 294,101.52 = 117,624.81 : x
  2. Step 2: Convert to fraction form
    213,118.11/294,101.52 = 117,624.81/x
  3. Step 3: Cross multiply
    213,118.11x = 294,101.52 × 117,624.81
  4. Step 4: Simplify right side
    213,118.11x = 34,593,635,410.71
  5. Step 5: Solve for x
    x = 34,593,635,410.71/213,118.11
  6. Step 6: Final answer
    x = 162,321.43

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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.