Home / 145,895.40-201,329.82-82,246.41

Finding the Fourth Proportional to 145,895.40, 201,329.82 and 82,246.41

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Solution

The fourth proportional to 145,895.40, 201,329.82 and 82,246.41 is: 113,496.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,895.40 : 201,329.82 = 82,246.41 : x
  2. Step 2: Convert to fraction form
    145,895.40/201,329.82 = 82,246.41/x
  3. Step 3: Cross multiply
    145,895.40x = 201,329.82 × 82,246.41
  4. Step 4: Simplify right side
    145,895.40x = 16,558,654,920.95
  5. Step 5: Solve for x
    x = 16,558,654,920.95/145,895.40
  6. Step 6: Final answer
    x = 113,496.76

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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.