Home / 90,823.92-136,242.70-24,262.58

Finding the Fourth Proportional to 90,823.92, 136,242.70 and 24,262.58

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Solution

The fourth proportional to 90,823.92, 136,242.70 and 24,262.58 is: 36,395.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,823.92 : 136,242.70 = 24,262.58 : x
  2. Step 2: Convert to fraction form
    90,823.92/136,242.70 = 24,262.58/x
  3. Step 3: Cross multiply
    90,823.92x = 136,242.70 × 24,262.58
  4. Step 4: Simplify right side
    90,823.92x = 3,305,599,408.17
  5. Step 5: Solve for x
    x = 3,305,599,408.17/90,823.92
  6. Step 6: Final answer
    x = 36,395.69

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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.