Home / 295,919.98-443,945.74-138,062.32

Finding the Fourth Proportional to 295,919.98, 443,945.74 and 138,062.32

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Solution

The fourth proportional to 295,919.98, 443,945.74 and 138,062.32 is: 207,124.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,919.98 : 443,945.74 = 138,062.32 : x
  2. Step 2: Convert to fraction form
    295,919.98/443,945.74 = 138,062.32/x
  3. Step 3: Cross multiply
    295,919.98x = 443,945.74 × 138,062.32
  4. Step 4: Simplify right side
    295,919.98x = 61,292,179,731.26
  5. Step 5: Solve for x
    x = 61,292,179,731.26/295,919.98
  6. Step 6: Final answer
    x = 207,124.17

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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.