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Finding the Fourth Proportional to 169,093.86, 253,655.19 and 44,434.50

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Solution

The fourth proportional to 169,093.86, 253,655.19 and 44,434.50 is: 66,655.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,093.86 : 253,655.19 = 44,434.50 : x
  2. Step 2: Convert to fraction form
    169,093.86/253,655.19 = 44,434.50/x
  3. Step 3: Cross multiply
    169,093.86x = 253,655.19 × 44,434.50
  4. Step 4: Simplify right side
    169,093.86x = 11,271,041,540.06
  5. Step 5: Solve for x
    x = 11,271,041,540.06/169,093.86
  6. Step 6: Final answer
    x = 66,655.53

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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.