Home / 89,913.42-124,122.51-52,180.38

Finding the Fourth Proportional to 89,913.42, 124,122.51 and 52,180.38

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Solution

The fourth proportional to 89,913.42, 124,122.51 and 52,180.38 is: 72,033.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,913.42 : 124,122.51 = 52,180.38 : x
  2. Step 2: Convert to fraction form
    89,913.42/124,122.51 = 52,180.38/x
  3. Step 3: Cross multiply
    89,913.42x = 124,122.51 × 52,180.38
  4. Step 4: Simplify right side
    89,913.42x = 6,476,759,738.35
  5. Step 5: Solve for x
    x = 6,476,759,738.35/89,913.42
  6. Step 6: Final answer
    x = 72,033.29

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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.