Home / 70,795.16-106,189.27-26,418.45

Finding the Fourth Proportional to 70,795.16, 106,189.27 and 26,418.45

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Solution

The fourth proportional to 70,795.16, 106,189.27 and 26,418.45 is: 39,626.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,795.16 : 106,189.27 = 26,418.45 : x
  2. Step 2: Convert to fraction form
    70,795.16/106,189.27 = 26,418.45/x
  3. Step 3: Cross multiply
    70,795.16x = 106,189.27 × 26,418.45
  4. Step 4: Simplify right side
    70,795.16x = 2,805,355,787.94
  5. Step 5: Solve for x
    x = 2,805,355,787.94/70,795.16
  6. Step 6: Final answer
    x = 39,626.38

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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.