Home / 137,731.84-206,612.16-48,993.52

Finding the Fourth Proportional to 137,731.84, 206,612.16 and 48,993.52

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Solution

The fourth proportional to 137,731.84, 206,612.16 and 48,993.52 is: 73,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,731.84 : 206,612.16 = 48,993.52 : x
  2. Step 2: Convert to fraction form
    137,731.84/206,612.16 = 48,993.52/x
  3. Step 3: Cross multiply
    137,731.84x = 206,612.16 × 48,993.52
  4. Step 4: Simplify right side
    137,731.84x = 10,122,656,993.20
  5. Step 5: Solve for x
    x = 10,122,656,993.20/137,731.84
  6. Step 6: Final answer
    x = 73,495.40

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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.