Home / 147,176.64-220,086.72-109,297.44

Finding the Fourth Proportional to 147,176.64, 220,086.72 and 109,297.44

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Solution

The fourth proportional to 147,176.64, 220,086.72 and 109,297.44 is: 163,442.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,176.64 : 220,086.72 = 109,297.44 : x
  2. Step 2: Convert to fraction form
    147,176.64/220,086.72 = 109,297.44/x
  3. Step 3: Cross multiply
    147,176.64x = 220,086.72 × 109,297.44
  4. Step 4: Simplify right side
    147,176.64x = 24,054,915,074.00
  5. Step 5: Solve for x
    x = 24,054,915,074.00/147,176.64
  6. Step 6: Final answer
    x = 163,442.48

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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.