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Finding the Fourth Proportional to 169,351.02, 253,936.62 and 56,993.76

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Solution

The fourth proportional to 169,351.02, 253,936.62 and 56,993.76 is: 85,460.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,351.02 : 253,936.62 = 56,993.76 : x
  2. Step 2: Convert to fraction form
    169,351.02/253,936.62 = 56,993.76/x
  3. Step 3: Cross multiply
    169,351.02x = 253,936.62 × 56,993.76
  4. Step 4: Simplify right side
    169,351.02x = 14,472,802,775.49
  5. Step 5: Solve for x
    x = 14,472,802,775.49/169,351.02
  6. Step 6: Final answer
    x = 85,460.38

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1.5x scale

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.