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Finding the Fourth Proportional to 169,263.84, 253,908.48 and 56,944.32

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Solution

The fourth proportional to 169,263.84, 253,908.48 and 56,944.32 is: 85,420.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,263.84 : 253,908.48 = 56,944.32 : x
  2. Step 2: Convert to fraction form
    169,263.84/253,908.48 = 56,944.32/x
  3. Step 3: Cross multiply
    169,263.84x = 253,908.48 × 56,944.32
  4. Step 4: Simplify right side
    169,263.84x = 14,458,645,735.83
  5. Step 5: Solve for x
    x = 14,458,645,735.83/169,263.84
  6. Step 6: Final answer
    x = 85,420.76

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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.