Home / 302,239.19-453,342.38-91,860.73

Finding the Fourth Proportional to 302,239.19, 453,342.38 and 91,860.73

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Solution

The fourth proportional to 302,239.19, 453,342.38 and 91,860.73 is: 137,786.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,239.19 : 453,342.38 = 91,860.73 : x
  2. Step 2: Convert to fraction form
    302,239.19/453,342.38 = 91,860.73/x
  3. Step 3: Cross multiply
    302,239.19x = 453,342.38 × 91,860.73
  4. Step 4: Simplify right side
    302,239.19x = 41,644,361,063.03
  5. Step 5: Solve for x
    x = 41,644,361,063.03/302,239.19
  6. Step 6: Final answer
    x = 137,786.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.