Home / 146,919.63-202,746.45-83,256.06

Finding the Fourth Proportional to 146,919.63, 202,746.45 and 83,256.06

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Solution

The fourth proportional to 146,919.63, 202,746.45 and 83,256.06 is: 114,891.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,919.63 : 202,746.45 = 83,256.06 : x
  2. Step 2: Convert to fraction form
    146,919.63/202,746.45 = 83,256.06/x
  3. Step 3: Cross multiply
    146,919.63x = 202,746.45 × 83,256.06
  4. Step 4: Simplify right side
    146,919.63x = 16,879,870,605.99
  5. Step 5: Solve for x
    x = 16,879,870,605.99/146,919.63
  6. Step 6: Final answer
    x = 114,891.87

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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.