Home / 132,928.43-183,456.99-75,576.39

Finding the Fourth Proportional to 132,928.43, 183,456.99 and 75,576.39

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Solution

The fourth proportional to 132,928.43, 183,456.99 and 75,576.39 is: 104,304.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,928.43 : 183,456.99 = 75,576.39 : x
  2. Step 2: Convert to fraction form
    132,928.43/183,456.99 = 75,576.39/x
  3. Step 3: Cross multiply
    132,928.43x = 183,456.99 × 75,576.39
  4. Step 4: Simplify right side
    132,928.43x = 13,865,017,024.47
  5. Step 5: Solve for x
    x = 13,865,017,024.47/132,928.43
  6. Step 6: Final answer
    x = 104,304.38

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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.