Home / 137,010.28-205,558.62-48,260.20

Finding the Fourth Proportional to 137,010.28, 205,558.62 and 48,260.20

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Solution

The fourth proportional to 137,010.28, 205,558.62 and 48,260.20 is: 72,405.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,010.28 : 205,558.62 = 48,260.20 : x
  2. Step 2: Convert to fraction form
    137,010.28/205,558.62 = 48,260.20/x
  3. Step 3: Cross multiply
    137,010.28x = 205,558.62 × 48,260.20
  4. Step 4: Simplify right side
    137,010.28x = 9,920,300,112.92
  5. Step 5: Solve for x
    x = 9,920,300,112.92/137,010.28
  6. Step 6: Final answer
    x = 72,405.52

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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.