Home / 42,106.78-63,110.94-23,377.84

Finding the Fourth Proportional to 42,106.78, 63,110.94 and 23,377.84

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Solution

The fourth proportional to 42,106.78, 63,110.94 and 23,377.84 is: 35,039.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,106.78 : 63,110.94 = 23,377.84 : x
  2. Step 2: Convert to fraction form
    42,106.78/63,110.94 = 23,377.84/x
  3. Step 3: Cross multiply
    42,106.78x = 63,110.94 × 23,377.84
  4. Step 4: Simplify right side
    42,106.78x = 1,475,397,457.57
  5. Step 5: Solve for x
    x = 1,475,397,457.57/42,106.78
  6. Step 6: Final answer
    x = 35,039.43

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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.