Home / 96,119.48-132,640.80-53,677.28

Finding the Fourth Proportional to 96,119.48, 132,640.80 and 53,677.28

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Solution

The fourth proportional to 96,119.48, 132,640.80 and 53,677.28 is: 74,072.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,119.48 : 132,640.80 = 53,677.28 : x
  2. Step 2: Convert to fraction form
    96,119.48/132,640.80 = 53,677.28/x
  3. Step 3: Cross multiply
    96,119.48x = 132,640.80 × 53,677.28
  4. Step 4: Simplify right side
    96,119.48x = 7,119,797,361.02
  5. Step 5: Solve for x
    x = 7,119,797,361.02/96,119.48
  6. Step 6: Final answer
    x = 74,072.37

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1.5x scale

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.