Home / 164,397.57-226,872.26-90,809.83

Finding the Fourth Proportional to 164,397.57, 226,872.26 and 90,809.83

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Solution

The fourth proportional to 164,397.57, 226,872.26 and 90,809.83 is: 125,319.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,397.57 : 226,872.26 = 90,809.83 : x
  2. Step 2: Convert to fraction form
    164,397.57/226,872.26 = 90,809.83/x
  3. Step 3: Cross multiply
    164,397.57x = 226,872.26 × 90,809.83
  4. Step 4: Simplify right side
    164,397.57x = 20,602,231,362.32
  5. Step 5: Solve for x
    x = 20,602,231,362.32/164,397.57
  6. Step 6: Final answer
    x = 125,319.56

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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.