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Finding the Fourth Proportional to 220,059, 330,130.92 and 93,696.90

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Solution

The fourth proportional to 220,059, 330,130.92 and 93,696.90 is: 140,563.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,059 : 330,130.92 = 93,696.90 : x
  2. Step 2: Convert to fraction form
    220,059/330,130.92 = 93,696.90/x
  3. Step 3: Cross multiply
    220,059x = 330,130.92 × 93,696.90
  4. Step 4: Simplify right side
    220,059x = 30,932,243,798.15
  5. Step 5: Solve for x
    x = 30,932,243,798.15/220,059
  6. Step 6: Final answer
    x = 140,563.41

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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.