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Finding the Fourth Proportional to 169,583.13, 254,374.43 and 64,401.93

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Solution

The fourth proportional to 169,583.13, 254,374.43 and 64,401.93 is: 96,602.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,583.13 : 254,374.43 = 64,401.93 : x
  2. Step 2: Convert to fraction form
    169,583.13/254,374.43 = 64,401.93/x
  3. Step 3: Cross multiply
    169,583.13x = 254,374.43 × 64,401.93
  4. Step 4: Simplify right side
    169,583.13x = 16,382,203,912.64
  5. Step 5: Solve for x
    x = 16,382,203,912.64/169,583.13
  6. Step 6: Final answer
    x = 96,602.79

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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.