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Finding the Fourth Proportional to 146,613.92, 219,917.03 and 46,780.20

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Solution

The fourth proportional to 146,613.92, 219,917.03 and 46,780.20 is: 70,169.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,613.92 : 219,917.03 = 46,780.20 : x
  2. Step 2: Convert to fraction form
    146,613.92/219,917.03 = 46,780.20/x
  3. Step 3: Cross multiply
    146,613.92x = 219,917.03 × 46,780.20
  4. Step 4: Simplify right side
    146,613.92x = 10,287,762,412.91
  5. Step 5: Solve for x
    x = 10,287,762,412.91/146,613.92
  6. Step 6: Final answer
    x = 70,169.07

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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.