Home / 147,728.34-221,573.92-41,120.29

Finding the Fourth Proportional to 147,728.34, 221,573.92 and 41,120.29

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Solution

The fourth proportional to 147,728.34, 221,573.92 and 41,120.29 is: 61,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,728.34 : 221,573.92 = 41,120.29 : x
  2. Step 2: Convert to fraction form
    147,728.34/221,573.92 = 41,120.29/x
  3. Step 3: Cross multiply
    147,728.34x = 221,573.92 × 41,120.29
  4. Step 4: Simplify right side
    147,728.34x = 9,111,183,846.84
  5. Step 5: Solve for x
    x = 9,111,183,846.84/147,728.34
  6. Step 6: Final answer
    x = 61,675.26

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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.