Home / 132,682.19-183,103.17-75,317.18

Finding the Fourth Proportional to 132,682.19, 183,103.17 and 75,317.18

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Solution

The fourth proportional to 132,682.19, 183,103.17 and 75,317.18 is: 103,938.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,682.19 : 183,103.17 = 75,317.18 : x
  2. Step 2: Convert to fraction form
    132,682.19/183,103.17 = 75,317.18/x
  3. Step 3: Cross multiply
    132,682.19x = 183,103.17 × 75,317.18
  4. Step 4: Simplify right side
    132,682.19x = 13,790,814,413.46
  5. Step 5: Solve for x
    x = 13,790,814,413.46/132,682.19
  6. Step 6: Final answer
    x = 103,938.70

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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.