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Finding the Fourth Proportional to 97,166.32, 145,766.12 and 44,580.32

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Solution

The fourth proportional to 97,166.32, 145,766.12 and 44,580.32 is: 66,878.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,166.32 : 145,766.12 = 44,580.32 : x
  2. Step 2: Convert to fraction form
    97,166.32/145,766.12 = 44,580.32/x
  3. Step 3: Cross multiply
    97,166.32x = 145,766.12 × 44,580.32
  4. Step 4: Simplify right side
    97,166.32x = 6,498,300,274.76
  5. Step 5: Solve for x
    x = 6,498,300,274.76/97,166.32
  6. Step 6: Final answer
    x = 66,878.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.