Home / 146,814.12-202,603.68-79,746.12

Finding the Fourth Proportional to 146,814.12, 202,603.68 and 79,746.12

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Solution

The fourth proportional to 146,814.12, 202,603.68 and 79,746.12 is: 110,049.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,814.12 : 202,603.68 = 79,746.12 : x
  2. Step 2: Convert to fraction form
    146,814.12/202,603.68 = 79,746.12/x
  3. Step 3: Cross multiply
    146,814.12x = 202,603.68 × 79,746.12
  4. Step 4: Simplify right side
    146,814.12x = 16,156,857,377.72
  5. Step 5: Solve for x
    x = 16,156,857,377.72/146,814.12
  6. Step 6: Final answer
    x = 110,049.75

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1.5x scale

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.