Home / 132,484.41-182,824.56-75,128.95

Finding the Fourth Proportional to 132,484.41, 182,824.56 and 75,128.95

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Solution

The fourth proportional to 132,484.41, 182,824.56 and 75,128.95 is: 103,675.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,484.41 : 182,824.56 = 75,128.95 : x
  2. Step 2: Convert to fraction form
    132,484.41/182,824.56 = 75,128.95/x
  3. Step 3: Cross multiply
    132,484.41x = 182,824.56 × 75,128.95
  4. Step 4: Simplify right side
    132,484.41x = 13,735,417,455.54
  5. Step 5: Solve for x
    x = 13,735,417,455.54/132,484.41
  6. Step 6: Final answer
    x = 103,675.73

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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.