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Finding the Fourth Proportional to 58,366.35, 87,409.22 and 33,330.60

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Solution

The fourth proportional to 58,366.35, 87,409.22 and 33,330.60 is: 49,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,366.35 : 87,409.22 = 33,330.60 : x
  2. Step 2: Convert to fraction form
    58,366.35/87,409.22 = 33,330.60/x
  3. Step 3: Cross multiply
    58,366.35x = 87,409.22 × 33,330.60
  4. Step 4: Simplify right side
    58,366.35x = 2,913,401,748.13
  5. Step 5: Solve for x
    x = 2,913,401,748.13/58,366.35
  6. Step 6: Final answer
    x = 49,915.78

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1.5x scale

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.