Home / 132,424.98-182,786.49-90,008.07

Finding the Fourth Proportional to 132,424.98, 182,786.49 and 90,008.07

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Solution

The fourth proportional to 132,424.98, 182,786.49 and 90,008.07 is: 124,238.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,424.98 : 182,786.49 = 90,008.07 : x
  2. Step 2: Convert to fraction form
    132,424.98/182,786.49 = 90,008.07/x
  3. Step 3: Cross multiply
    132,424.98x = 182,786.49 × 90,008.07
  4. Step 4: Simplify right side
    132,424.98x = 16,452,259,186.97
  5. Step 5: Solve for x
    x = 16,452,259,186.97/132,424.98
  6. Step 6: Final answer
    x = 124,238.34

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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.