Home / 58,890.90-81,269.28-33,049.47

Finding the Fourth Proportional to 58,890.90, 81,269.28 and 33,049.47

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Solution

The fourth proportional to 58,890.90, 81,269.28 and 33,049.47 is: 45,608.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,890.90 : 81,269.28 = 33,049.47 : x
  2. Step 2: Convert to fraction form
    58,890.90/81,269.28 = 33,049.47/x
  3. Step 3: Cross multiply
    58,890.90x = 81,269.28 × 33,049.47
  4. Step 4: Simplify right side
    58,890.90x = 2,685,906,631.28
  5. Step 5: Solve for x
    x = 2,685,906,631.28/58,890.90
  6. Step 6: Final answer
    x = 45,608.18

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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.