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Finding the Fourth Proportional to 114,343.08, 157,793.22 and 64,041

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Solution

The fourth proportional to 114,343.08, 157,793.22 and 64,041 is: 88,376.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,343.08 : 157,793.22 = 64,041 : x
  2. Step 2: Convert to fraction form
    114,343.08/157,793.22 = 64,041/x
  3. Step 3: Cross multiply
    114,343.08x = 157,793.22 × 64,041
  4. Step 4: Simplify right side
    114,343.08x = 10,105,235,602.02
  5. Step 5: Solve for x
    x = 10,105,235,602.02/114,343.08
  6. Step 6: Final answer
    x = 88,376.45

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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.