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Finding the Fourth Proportional to 119,362.20, 179,042.98 and 44,480.64

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Solution

The fourth proportional to 119,362.20, 179,042.98 and 44,480.64 is: 66,720.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,362.20 : 179,042.98 = 44,480.64 : x
  2. Step 2: Convert to fraction form
    119,362.20/179,042.98 = 44,480.64/x
  3. Step 3: Cross multiply
    119,362.20x = 179,042.98 × 44,480.64
  4. Step 4: Simplify right side
    119,362.20x = 7,963,946,337.91
  5. Step 5: Solve for x
    x = 7,963,946,337.91/119,362.20
  6. Step 6: Final answer
    x = 66,720.84

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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.