Home / 45,488.34-68,193.63-29,871.54

Finding the Fourth Proportional to 45,488.34, 68,193.63 and 29,871.54

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Solution

The fourth proportional to 45,488.34, 68,193.63 and 29,871.54 is: 44,781.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,488.34 : 68,193.63 = 29,871.54 : x
  2. Step 2: Convert to fraction form
    45,488.34/68,193.63 = 29,871.54/x
  3. Step 3: Cross multiply
    45,488.34x = 68,193.63 × 29,871.54
  4. Step 4: Simplify right side
    45,488.34x = 2,037,048,746.29
  5. Step 5: Solve for x
    x = 2,037,048,746.29/45,488.34
  6. Step 6: Final answer
    x = 44,781.78

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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.