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Finding the Fourth Proportional to 254,596.96, 351,297.48 and 147,127.60

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Solution

The fourth proportional to 254,596.96, 351,297.48 and 147,127.60 is: 203,009.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,596.96 : 351,297.48 = 147,127.60 : x
  2. Step 2: Convert to fraction form
    254,596.96/351,297.48 = 147,127.60/x
  3. Step 3: Cross multiply
    254,596.96x = 351,297.48 × 147,127.60
  4. Step 4: Simplify right side
    254,596.96x = 51,685,555,118.45
  5. Step 5: Solve for x
    x = 51,685,555,118.45/254,596.96
  6. Step 6: Final answer
    x = 203,009.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.