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Finding the Fourth Proportional to 89,497.74, 134,217.93 and 29,512.76

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Solution

The fourth proportional to 89,497.74, 134,217.93 and 29,512.76 is: 44,259.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,497.74 : 134,217.93 = 29,512.76 : x
  2. Step 2: Convert to fraction form
    89,497.74/134,217.93 = 29,512.76/x
  3. Step 3: Cross multiply
    89,497.74x = 134,217.93 × 29,512.76
  4. Step 4: Simplify right side
    89,497.74x = 3,961,140,829.36
  5. Step 5: Solve for x
    x = 3,961,140,829.36/89,497.74
  6. Step 6: Final answer
    x = 44,259.67

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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.