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Finding the Fourth Proportional to 169,265.78, 253,865.73 and 64,092.98

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Solution

The fourth proportional to 169,265.78, 253,865.73 and 64,092.98 is: 96,127.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,265.78 : 253,865.73 = 64,092.98 : x
  2. Step 2: Convert to fraction form
    169,265.78/253,865.73 = 64,092.98/x
  3. Step 3: Cross multiply
    169,265.78x = 253,865.73 × 64,092.98
  4. Step 4: Simplify right side
    169,265.78x = 16,271,011,155.58
  5. Step 5: Solve for x
    x = 16,271,011,155.58/169,265.78
  6. Step 6: Final answer
    x = 96,127.00

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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.