Home / 237,965.44-328,389.60-137,361.28

Finding the Fourth Proportional to 237,965.44, 328,389.60 and 137,361.28

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Solution

The fourth proportional to 237,965.44, 328,389.60 and 137,361.28 is: 189,557.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,965.44 : 328,389.60 = 137,361.28 : x
  2. Step 2: Convert to fraction form
    237,965.44/328,389.60 = 137,361.28/x
  3. Step 3: Cross multiply
    237,965.44x = 328,389.60 × 137,361.28
  4. Step 4: Simplify right side
    237,965.44x = 45,108,015,794.69
  5. Step 5: Solve for x
    x = 45,108,015,794.69/237,965.44
  6. Step 6: Final answer
    x = 189,557.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.