Home / 169,141.68-253,693.08-56,817.36

Finding the Fourth Proportional to 169,141.68, 253,693.08 and 56,817.36

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Solution

The fourth proportional to 169,141.68, 253,693.08 and 56,817.36 is: 85,219.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,141.68 : 253,693.08 = 56,817.36 : x
  2. Step 2: Convert to fraction form
    169,141.68/253,693.08 = 56,817.36/x
  3. Step 3: Cross multiply
    169,141.68x = 253,693.08 × 56,817.36
  4. Step 4: Simplify right side
    169,141.68x = 14,414,171,055.87
  5. Step 5: Solve for x
    x = 14,414,171,055.87/169,141.68
  6. Step 6: Final answer
    x = 85,219.51

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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.