Home / 132,913.47-183,425.19-75,555.20

Finding the Fourth Proportional to 132,913.47, 183,425.19 and 75,555.20

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Solution

The fourth proportional to 132,913.47, 183,425.19 and 75,555.20 is: 104,268.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,913.47 : 183,425.19 = 75,555.20 : x
  2. Step 2: Convert to fraction form
    132,913.47/183,425.19 = 75,555.20/x
  3. Step 3: Cross multiply
    132,913.47x = 183,425.19 × 75,555.20
  4. Step 4: Simplify right side
    132,913.47x = 13,858,726,483.95
  5. Step 5: Solve for x
    x = 13,858,726,483.95/132,913.47
  6. Step 6: Final answer
    x = 104,268.79

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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.