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Finding the Fourth Proportional to 110,217, 152,099.10 and 59,915.64

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Solution

The fourth proportional to 110,217, 152,099.10 and 59,915.64 is: 82,683.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,217 : 152,099.10 = 59,915.64 : x
  2. Step 2: Convert to fraction form
    110,217/152,099.10 = 59,915.64/x
  3. Step 3: Cross multiply
    110,217x = 152,099.10 × 59,915.64
  4. Step 4: Simplify right side
    110,217x = 9,113,114,919.92
  5. Step 5: Solve for x
    x = 9,113,114,919.92/110,217
  6. Step 6: Final answer
    x = 82,683.39

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1.5x scale

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.