Home / 132,785.36-183,241.46-72,356.44

Finding the Fourth Proportional to 132,785.36, 183,241.46 and 72,356.44

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Solution

The fourth proportional to 132,785.36, 183,241.46 and 72,356.44 is: 99,850.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,785.36 : 183,241.46 = 72,356.44 : x
  2. Step 2: Convert to fraction form
    132,785.36/183,241.46 = 72,356.44/x
  3. Step 3: Cross multiply
    132,785.36x = 183,241.46 × 72,356.44
  4. Step 4: Simplify right side
    132,785.36x = 13,258,699,706.00
  5. Step 5: Solve for x
    x = 13,258,699,706.00/132,785.36
  6. Step 6: Final answer
    x = 99,850.61

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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.