Home / 88,915.25-122,701.33-48,628.89

Finding the Fourth Proportional to 88,915.25, 122,701.33 and 48,628.89

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Solution

The fourth proportional to 88,915.25, 122,701.33 and 48,628.89 is: 67,106.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,915.25 : 122,701.33 = 48,628.89 : x
  2. Step 2: Convert to fraction form
    88,915.25/122,701.33 = 48,628.89/x
  3. Step 3: Cross multiply
    88,915.25x = 122,701.33 × 48,628.89
  4. Step 4: Simplify right side
    88,915.25x = 5,966,829,540.21
  5. Step 5: Solve for x
    x = 5,966,829,540.21/88,915.25
  6. Step 6: Final answer
    x = 67,106.93

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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.