Home / 88,962.20-122,770.79-48,675.08

Finding the Fourth Proportional to 88,962.20, 122,770.79 and 48,675.08

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Solution

The fourth proportional to 88,962.20, 122,770.79 and 48,675.08 is: 67,173.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,962.20 : 122,770.79 = 48,675.08 : x
  2. Step 2: Convert to fraction form
    88,962.20/122,770.79 = 48,675.08/x
  3. Step 3: Cross multiply
    88,962.20x = 122,770.79 × 48,675.08
  4. Step 4: Simplify right side
    88,962.20x = 5,975,877,580.41
  5. Step 5: Solve for x
    x = 5,975,877,580.41/88,962.20
  6. Step 6: Final answer
    x = 67,173.22

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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.