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Finding the Fourth Proportional to 117,007.05, 175,510.58 and 112,414.35

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Solution

The fourth proportional to 117,007.05, 175,510.58 and 112,414.35 is: 168,621.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,007.05 : 175,510.58 = 112,414.35 : x
  2. Step 2: Convert to fraction form
    117,007.05/175,510.58 = 112,414.35/x
  3. Step 3: Cross multiply
    117,007.05x = 175,510.58 × 112,414.35
  4. Step 4: Simplify right side
    117,007.05x = 19,729,907,206.75
  5. Step 5: Solve for x
    x = 19,729,907,206.75/117,007.05
  6. Step 6: Final answer
    x = 168,621.53

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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.