Home / 159,514.65-220,145.73-119,158.35

Finding the Fourth Proportional to 159,514.65, 220,145.73 and 119,158.35

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Solution

The fourth proportional to 159,514.65, 220,145.73 and 119,158.35 is: 164,450.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,514.65 : 220,145.73 = 119,158.35 : x
  2. Step 2: Convert to fraction form
    159,514.65/220,145.73 = 119,158.35/x
  3. Step 3: Cross multiply
    159,514.65x = 220,145.73 × 119,158.35
  4. Step 4: Simplify right side
    159,514.65x = 26,232,201,946.35
  5. Step 5: Solve for x
    x = 26,232,201,946.35/159,514.65
  6. Step 6: Final answer
    x = 164,450.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.