Home / 271,161.28-374,076-170,614.72

Finding the Fourth Proportional to 271,161.28, 374,076 and 170,614.72

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Solution

The fourth proportional to 271,161.28, 374,076 and 170,614.72 is: 235,368.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,161.28 : 374,076 = 170,614.72 : x
  2. Step 2: Convert to fraction form
    271,161.28/374,076 = 170,614.72/x
  3. Step 3: Cross multiply
    271,161.28x = 374,076 × 170,614.72
  4. Step 4: Simplify right side
    271,161.28x = 63,822,871,998.72
  5. Step 5: Solve for x
    x = 63,822,871,998.72/271,161.28
  6. Step 6: Final answer
    x = 235,368.68

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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.