Home / 167,018.77-230,476.12-99,042.26

Finding the Fourth Proportional to 167,018.77, 230,476.12 and 99,042.26

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Solution

The fourth proportional to 167,018.77, 230,476.12 and 99,042.26 is: 136,672.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,018.77 : 230,476.12 = 99,042.26 : x
  2. Step 2: Convert to fraction form
    167,018.77/230,476.12 = 99,042.26/x
  3. Step 3: Cross multiply
    167,018.77x = 230,476.12 × 99,042.26
  4. Step 4: Simplify right side
    167,018.77x = 22,826,874,400.85
  5. Step 5: Solve for x
    x = 22,826,874,400.85/167,018.77
  6. Step 6: Final answer
    x = 136,672.51

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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.