Home / 132,308.10-182,575.71-74,930.94

Finding the Fourth Proportional to 132,308.10, 182,575.71 and 74,930.94

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Solution

The fourth proportional to 132,308.10, 182,575.71 and 74,930.94 is: 103,399.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,308.10 : 182,575.71 = 74,930.94 : x
  2. Step 2: Convert to fraction form
    132,308.10/182,575.71 = 74,930.94/x
  3. Step 3: Cross multiply
    132,308.10x = 182,575.71 × 74,930.94
  4. Step 4: Simplify right side
    132,308.10x = 13,680,569,571.47
  5. Step 5: Solve for x
    x = 13,680,569,571.47/132,308.10
  6. Step 6: Final answer
    x = 103,399.34

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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.