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Finding the Fourth Proportional to 111,647.55, 167,492.08 and 52,483.22

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Solution

The fourth proportional to 111,647.55, 167,492.08 and 52,483.22 is: 78,734.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,647.55 : 167,492.08 = 52,483.22 : x
  2. Step 2: Convert to fraction form
    111,647.55/167,492.08 = 52,483.22/x
  3. Step 3: Cross multiply
    111,647.55x = 167,492.08 × 52,483.22
  4. Step 4: Simplify right side
    111,647.55x = 8,790,522,920.46
  5. Step 5: Solve for x
    x = 8,790,522,920.46/111,647.55
  6. Step 6: Final answer
    x = 78,734.58

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1.5x scale

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.