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Finding the Fourth Proportional to 147,493.64, 221,240.04 and 36,685.64

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Solution

The fourth proportional to 147,493.64, 221,240.04 and 36,685.64 is: 55,028.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,493.64 : 221,240.04 = 36,685.64 : x
  2. Step 2: Convert to fraction form
    147,493.64/221,240.04 = 36,685.64/x
  3. Step 3: Cross multiply
    147,493.64x = 221,240.04 × 36,685.64
  4. Step 4: Simplify right side
    147,493.64x = 8,116,332,461.03
  5. Step 5: Solve for x
    x = 8,116,332,461.03/147,493.64
  6. Step 6: Final answer
    x = 55,028.36

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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.