Home / 106,718.04-160,174.26-56,839.86

Finding the Fourth Proportional to 106,718.04, 160,174.26 and 56,839.86

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Solution

The fourth proportional to 106,718.04, 160,174.26 and 56,839.86 is: 85,311.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,718.04 : 160,174.26 = 56,839.86 : x
  2. Step 2: Convert to fraction form
    106,718.04/160,174.26 = 56,839.86/x
  3. Step 3: Cross multiply
    106,718.04x = 160,174.26 × 56,839.86
  4. Step 4: Simplify right side
    106,718.04x = 9,104,282,514.00
  5. Step 5: Solve for x
    x = 9,104,282,514.00/106,718.04
  6. Step 6: Final answer
    x = 85,311.56

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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.