Home / 146,246.47-201,823.82-89,689.03

Finding the Fourth Proportional to 146,246.47, 201,823.82 and 89,689.03

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Solution

The fourth proportional to 146,246.47, 201,823.82 and 89,689.03 is: 123,773.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,246.47 : 201,823.82 = 89,689.03 : x
  2. Step 2: Convert to fraction form
    146,246.47/201,823.82 = 89,689.03/x
  3. Step 3: Cross multiply
    146,246.47x = 201,823.82 × 89,689.03
  4. Step 4: Simplify right side
    146,246.47x = 18,101,382,646.69
  5. Step 5: Solve for x
    x = 18,101,382,646.69/146,246.47
  6. Step 6: Final answer
    x = 123,773.13

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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.