Home / 212,144.39-292,766.79-116,658.35

Finding the Fourth Proportional to 212,144.39, 292,766.79 and 116,658.35

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Solution

The fourth proportional to 212,144.39, 292,766.79 and 116,658.35 is: 160,992.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,144.39 : 292,766.79 = 116,658.35 : x
  2. Step 2: Convert to fraction form
    212,144.39/292,766.79 = 116,658.35/x
  3. Step 3: Cross multiply
    212,144.39x = 292,766.79 × 116,658.35
  4. Step 4: Simplify right side
    212,144.39x = 34,153,690,656.20
  5. Step 5: Solve for x
    x = 34,153,690,656.20/212,144.39
  6. Step 6: Final answer
    x = 160,992.66

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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.