Home / 228,035.53-314,801.27-143,199.37

Finding the Fourth Proportional to 228,035.53, 314,801.27 and 143,199.37

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Solution

The fourth proportional to 228,035.53, 314,801.27 and 143,199.37 is: 197,685.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,035.53 : 314,801.27 = 143,199.37 : x
  2. Step 2: Convert to fraction form
    228,035.53/314,801.27 = 143,199.37/x
  3. Step 3: Cross multiply
    228,035.53x = 314,801.27 × 143,199.37
  4. Step 4: Simplify right side
    228,035.53x = 45,079,343,539.20
  5. Step 5: Solve for x
    x = 45,079,343,539.20/228,035.53
  6. Step 6: Final answer
    x = 197,685.61

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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.