Home / 213,529.11-294,658.61-118,029.66

Finding the Fourth Proportional to 213,529.11, 294,658.61 and 118,029.66

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Solution

The fourth proportional to 213,529.11, 294,658.61 and 118,029.66 is: 162,874.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,529.11 : 294,658.61 = 118,029.66 : x
  2. Step 2: Convert to fraction form
    213,529.11/294,658.61 = 118,029.66/x
  3. Step 3: Cross multiply
    213,529.11x = 294,658.61 × 118,029.66
  4. Step 4: Simplify right side
    213,529.11x = 34,778,454,523.17
  5. Step 5: Solve for x
    x = 34,778,454,523.17/213,529.11
  6. Step 6: Final answer
    x = 162,874.53

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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.