Home / 146,299.20-219,317.40-57,613.20

Finding the Fourth Proportional to 146,299.20, 219,317.40 and 57,613.20

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Solution

The fourth proportional to 146,299.20, 219,317.40 and 57,613.20 is: 86,368.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,299.20 : 219,317.40 = 57,613.20 : x
  2. Step 2: Convert to fraction form
    146,299.20/219,317.40 = 57,613.20/x
  3. Step 3: Cross multiply
    146,299.20x = 219,317.40 × 57,613.20
  4. Step 4: Simplify right side
    146,299.20x = 12,635,577,229.68
  5. Step 5: Solve for x
    x = 12,635,577,229.68/146,299.20
  6. Step 6: Final answer
    x = 86,368.05

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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.