Home / 137,390.43-205,817.33-94,688.30

Finding the Fourth Proportional to 137,390.43, 205,817.33 and 94,688.30

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Solution

The fourth proportional to 137,390.43, 205,817.33 and 94,688.30 is: 141,847.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,390.43 : 205,817.33 = 94,688.30 : x
  2. Step 2: Convert to fraction form
    137,390.43/205,817.33 = 94,688.30/x
  3. Step 3: Cross multiply
    137,390.43x = 205,817.33 × 94,688.30
  4. Step 4: Simplify right side
    137,390.43x = 19,488,491,585.71
  5. Step 5: Solve for x
    x = 19,488,491,585.71/137,390.43
  6. Step 6: Final answer
    x = 141,847.52

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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.