Home / 111,946.30-168,049.05-67,623.10

Finding the Fourth Proportional to 111,946.30, 168,049.05 and 67,623.10

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Solution

The fourth proportional to 111,946.30, 168,049.05 and 67,623.10 is: 101,512.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,946.30 : 168,049.05 = 67,623.10 : x
  2. Step 2: Convert to fraction form
    111,946.30/168,049.05 = 67,623.10/x
  3. Step 3: Cross multiply
    111,946.30x = 168,049.05 × 67,623.10
  4. Step 4: Simplify right side
    111,946.30x = 11,363,997,713.06
  5. Step 5: Solve for x
    x = 11,363,997,713.06/111,946.30
  6. Step 6: Final answer
    x = 101,512.94

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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.