Home / 302,008.14-453,014.92-91,646.06

Finding the Fourth Proportional to 302,008.14, 453,014.92 and 91,646.06

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Solution

The fourth proportional to 302,008.14, 453,014.92 and 91,646.06 is: 137,469.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,008.14 : 453,014.92 = 91,646.06 : x
  2. Step 2: Convert to fraction form
    302,008.14/453,014.92 = 91,646.06/x
  3. Step 3: Cross multiply
    302,008.14x = 453,014.92 × 91,646.06
  4. Step 4: Simplify right side
    302,008.14x = 41,517,032,539.22
  5. Step 5: Solve for x
    x = 41,517,032,539.22/302,008.14
  6. Step 6: Final answer
    x = 137,469.91

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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.