Home / 159,811.30-239,548.44-53,166.77

Finding the Fourth Proportional to 159,811.30, 239,548.44 and 53,166.77

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Solution

The fourth proportional to 159,811.30, 239,548.44 and 53,166.77 is: 79,694.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,811.30 : 239,548.44 = 53,166.77 : x
  2. Step 2: Convert to fraction form
    159,811.30/239,548.44 = 53,166.77/x
  3. Step 3: Cross multiply
    159,811.30x = 239,548.44 × 53,166.77
  4. Step 4: Simplify right side
    159,811.30x = 12,736,016,813.34
  5. Step 5: Solve for x
    x = 12,736,016,813.34/159,811.30
  6. Step 6: Final answer
    x = 79,694.09

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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.