Home / 164,463.57-226,965.23-100,789.07

Finding the Fourth Proportional to 164,463.57, 226,965.23 and 100,789.07

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Solution

The fourth proportional to 164,463.57, 226,965.23 and 100,789.07 is: 139,092.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,463.57 : 226,965.23 = 100,789.07 : x
  2. Step 2: Convert to fraction form
    164,463.57/226,965.23 = 100,789.07/x
  3. Step 3: Cross multiply
    164,463.57x = 226,965.23 × 100,789.07
  4. Step 4: Simplify right side
    164,463.57x = 22,875,612,815.26
  5. Step 5: Solve for x
    x = 22,875,612,815.26/164,463.57
  6. Step 6: Final answer
    x = 139,092.28

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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.