Home / 137,387.43-205,812.83-94,685.29

Finding the Fourth Proportional to 137,387.43, 205,812.83 and 94,685.29

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Solution

The fourth proportional to 137,387.43, 205,812.83 and 94,685.29 is: 141,843.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,387.43 : 205,812.83 = 94,685.29 : x
  2. Step 2: Convert to fraction form
    137,387.43/205,812.83 = 94,685.29/x
  3. Step 3: Cross multiply
    137,387.43x = 205,812.83 × 94,685.29
  4. Step 4: Simplify right side
    137,387.43x = 19,487,447,216.45
  5. Step 5: Solve for x
    x = 19,487,447,216.45/137,387.43
  6. Step 6: Final answer
    x = 141,843.01

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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.