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Finding the Fourth Proportional to 73,222.66, 101,049.66 and 40,517.45

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Solution

The fourth proportional to 73,222.66, 101,049.66 and 40,517.45 is: 55,915.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,222.66 : 101,049.66 = 40,517.45 : x
  2. Step 2: Convert to fraction form
    73,222.66/101,049.66 = 40,517.45/x
  3. Step 3: Cross multiply
    73,222.66x = 101,049.66 × 40,517.45
  4. Step 4: Simplify right side
    73,222.66x = 4,094,274,041.32
  5. Step 5: Solve for x
    x = 4,094,274,041.32/73,222.66
  6. Step 6: Final answer
    x = 55,915.40

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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.