Home / 137,617.93-206,377.36-47,636.19

Finding the Fourth Proportional to 137,617.93, 206,377.36 and 47,636.19

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Solution

The fourth proportional to 137,617.93, 206,377.36 and 47,636.19 is: 71,437.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,617.93 : 206,377.36 = 47,636.19 : x
  2. Step 2: Convert to fraction form
    137,617.93/206,377.36 = 47,636.19/x
  3. Step 3: Cross multiply
    137,617.93x = 206,377.36 × 47,636.19
  4. Step 4: Simplify right side
    137,617.93x = 9,831,031,132.66
  5. Step 5: Solve for x
    x = 9,831,031,132.66/137,617.93
  6. Step 6: Final answer
    x = 71,437.14

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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.