Home / 213,055.22-294,122.65-132,508.71

Finding the Fourth Proportional to 213,055.22, 294,122.65 and 132,508.71

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Solution

The fourth proportional to 213,055.22, 294,122.65 and 132,508.71 is: 182,928.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,055.22 : 294,122.65 = 132,508.71 : x
  2. Step 2: Convert to fraction form
    213,055.22/294,122.65 = 132,508.71/x
  3. Step 3: Cross multiply
    213,055.22x = 294,122.65 × 132,508.71
  4. Step 4: Simplify right side
    213,055.22x = 38,973,812,933.28
  5. Step 5: Solve for x
    x = 38,973,812,933.28/213,055.22
  6. Step 6: Final answer
    x = 182,928.22

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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.