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Finding the Fourth Proportional to 230,898.12, 346,347.22 and 168,117.80

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Solution

The fourth proportional to 230,898.12, 346,347.22 and 168,117.80 is: 252,176.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,898.12 : 346,347.22 = 168,117.80 : x
  2. Step 2: Convert to fraction form
    230,898.12/346,347.22 = 168,117.80/x
  3. Step 3: Cross multiply
    230,898.12x = 346,347.22 × 168,117.80
  4. Step 4: Simplify right side
    230,898.12x = 58,227,132,662.52
  5. Step 5: Solve for x
    x = 58,227,132,662.52/230,898.12
  6. Step 6: Final answer
    x = 252,176.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.