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Finding the Fourth Proportional to 63,118.16, 87,102.88 and 34,823.60

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Solution

The fourth proportional to 63,118.16, 87,102.88 and 34,823.60 is: 48,056.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,118.16 : 87,102.88 = 34,823.60 : x
  2. Step 2: Convert to fraction form
    63,118.16/87,102.88 = 34,823.60/x
  3. Step 3: Cross multiply
    63,118.16x = 87,102.88 × 34,823.60
  4. Step 4: Simplify right side
    63,118.16x = 3,033,235,851.97
  5. Step 5: Solve for x
    x = 3,033,235,851.97/63,118.16
  6. Step 6: Final answer
    x = 48,056.47

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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.