Home / 213,045.30-294,109.11-132,498.81

Finding the Fourth Proportional to 213,045.30, 294,109.11 and 132,498.81

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Solution

The fourth proportional to 213,045.30, 294,109.11 and 132,498.81 is: 182,914.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,045.30 : 294,109.11 = 132,498.81 : x
  2. Step 2: Convert to fraction form
    213,045.30/294,109.11 = 132,498.81/x
  3. Step 3: Cross multiply
    213,045.30x = 294,109.11 × 132,498.81
  4. Step 4: Simplify right side
    213,045.30x = 38,969,107,085.16
  5. Step 5: Solve for x
    x = 38,969,107,085.16/213,045.30
  6. Step 6: Final answer
    x = 182,914.65

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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.