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Finding the Fourth Proportional to 147,476.28, 221,214.36 and 36,668.28

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Solution

The fourth proportional to 147,476.28, 221,214.36 and 36,668.28 is: 55,002.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,476.28 : 221,214.36 = 36,668.28 : x
  2. Step 2: Convert to fraction form
    147,476.28/221,214.36 = 36,668.28/x
  3. Step 3: Cross multiply
    147,476.28x = 221,214.36 × 36,668.28
  4. Step 4: Simplify right side
    147,476.28x = 8,111,550,092.50
  5. Step 5: Solve for x
    x = 8,111,550,092.50/147,476.28
  6. Step 6: Final answer
    x = 55,002.41

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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.