Home / 137,009.32-205,491.57-48,241.96

Finding the Fourth Proportional to 137,009.32, 205,491.57 and 48,241.96

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Solution

The fourth proportional to 137,009.32, 205,491.57 and 48,241.96 is: 72,355.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,009.32 : 205,491.57 = 48,241.96 : x
  2. Step 2: Convert to fraction form
    137,009.32/205,491.57 = 48,241.96/x
  3. Step 3: Cross multiply
    137,009.32x = 205,491.57 × 48,241.96
  4. Step 4: Simplify right side
    137,009.32x = 9,913,315,859.07
  5. Step 5: Solve for x
    x = 9,913,315,859.07/137,009.32
  6. Step 6: Final answer
    x = 72,355.05

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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.