Home / 117,025.60-175,397.97-67,140.13

Finding the Fourth Proportional to 117,025.60, 175,397.97 and 67,140.13

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Solution

The fourth proportional to 117,025.60, 175,397.97 and 67,140.13 is: 100,629.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,025.60 : 175,397.97 = 67,140.13 : x
  2. Step 2: Convert to fraction form
    117,025.60/175,397.97 = 67,140.13/x
  3. Step 3: Cross multiply
    117,025.60x = 175,397.97 × 67,140.13
  4. Step 4: Simplify right side
    117,025.60x = 11,776,242,507.54
  5. Step 5: Solve for x
    x = 11,776,242,507.54/117,025.60
  6. Step 6: Final answer
    x = 100,629.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.