Home / 118,722.84-178,171.38-95,628.12

Finding the Fourth Proportional to 118,722.84, 178,171.38 and 95,628.12

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Solution

The fourth proportional to 118,722.84, 178,171.38 and 95,628.12 is: 143,512.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,722.84 : 178,171.38 = 95,628.12 : x
  2. Step 2: Convert to fraction form
    118,722.84/178,171.38 = 95,628.12/x
  3. Step 3: Cross multiply
    118,722.84x = 178,171.38 × 95,628.12
  4. Step 4: Simplify right side
    118,722.84x = 17,038,194,107.21
  5. Step 5: Solve for x
    x = 17,038,194,107.21/118,722.84
  6. Step 6: Final answer
    x = 143,512.35

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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.