Home / 256,737.18-384,872.49-116,419.26

Finding the Fourth Proportional to 256,737.18, 384,872.49 and 116,419.26

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Solution

The fourth proportional to 256,737.18, 384,872.49 and 116,419.26 is: 174,523.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,737.18 : 384,872.49 = 116,419.26 : x
  2. Step 2: Convert to fraction form
    256,737.18/384,872.49 = 116,419.26/x
  3. Step 3: Cross multiply
    256,737.18x = 384,872.49 × 116,419.26
  4. Step 4: Simplify right side
    256,737.18x = 44,806,570,480.16
  5. Step 5: Solve for x
    x = 44,806,570,480.16/256,737.18
  6. Step 6: Final answer
    x = 174,523.11

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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.