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Finding the Fourth Proportional to 63,848.50, 88,070.97 and 45,915.10

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Solution

The fourth proportional to 63,848.50, 88,070.97 and 45,915.10 is: 63,334.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,848.50 : 88,070.97 = 45,915.10 : x
  2. Step 2: Convert to fraction form
    63,848.50/88,070.97 = 45,915.10/x
  3. Step 3: Cross multiply
    63,848.50x = 88,070.97 × 45,915.10
  4. Step 4: Simplify right side
    63,848.50x = 4,043,787,394.65
  5. Step 5: Solve for x
    x = 4,043,787,394.65/63,848.50
  6. Step 6: Final answer
    x = 63,334.10

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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.