Home / 159,669.08-239,596.98-88,651.56

Finding the Fourth Proportional to 159,669.08, 239,596.98 and 88,651.56

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Solution

The fourth proportional to 159,669.08, 239,596.98 and 88,651.56 is: 133,029.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,669.08 : 239,596.98 = 88,651.56 : x
  2. Step 2: Convert to fraction form
    159,669.08/239,596.98 = 88,651.56/x
  3. Step 3: Cross multiply
    159,669.08x = 239,596.98 × 88,651.56
  4. Step 4: Simplify right side
    159,669.08x = 21,240,646,048.29
  5. Step 5: Solve for x
    x = 21,240,646,048.29/159,669.08
  6. Step 6: Final answer
    x = 133,029.18

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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.