Home / 374,228.28-561,742.02-161,101.68

Finding the Fourth Proportional to 374,228.28, 561,742.02 and 161,101.68

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Solution

The fourth proportional to 374,228.28, 561,742.02 and 161,101.68 is: 241,824.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,228.28 : 561,742.02 = 161,101.68 : x
  2. Step 2: Convert to fraction form
    374,228.28/561,742.02 = 161,101.68/x
  3. Step 3: Cross multiply
    374,228.28x = 561,742.02 × 161,101.68
  4. Step 4: Simplify right side
    374,228.28x = 90,497,583,148.59
  5. Step 5: Solve for x
    x = 90,497,583,148.59/374,228.28
  6. Step 6: Final answer
    x = 241,824.54

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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.