Home / 53,765.74-74,192.50-29,890.96

Finding the Fourth Proportional to 53,765.74, 74,192.50 and 29,890.96

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Solution

The fourth proportional to 53,765.74, 74,192.50 and 29,890.96 is: 41,247.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,765.74 : 74,192.50 = 29,890.96 : x
  2. Step 2: Convert to fraction form
    53,765.74/74,192.50 = 29,890.96/x
  3. Step 3: Cross multiply
    53,765.74x = 74,192.50 × 29,890.96
  4. Step 4: Simplify right side
    53,765.74x = 2,217,685,049.80
  5. Step 5: Solve for x
    x = 2,217,685,049.80/53,765.74
  6. Step 6: Final answer
    x = 41,247.18

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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.