Home / 112,300.20-168,304.20-45,662.64

Finding the Fourth Proportional to 112,300.20, 168,304.20 and 45,662.64

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Solution

The fourth proportional to 112,300.20, 168,304.20 and 45,662.64 is: 68,434.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,300.20 : 168,304.20 = 45,662.64 : x
  2. Step 2: Convert to fraction form
    112,300.20/168,304.20 = 45,662.64/x
  3. Step 3: Cross multiply
    112,300.20x = 168,304.20 × 45,662.64
  4. Step 4: Simplify right side
    112,300.20x = 7,685,214,095.09
  5. Step 5: Solve for x
    x = 7,685,214,095.09/112,300.20
  6. Step 6: Final answer
    x = 68,434.55

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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.