Home / 70,905.07-106,376.06-26,535.25

Finding the Fourth Proportional to 70,905.07, 106,376.06 and 26,535.25

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Solution

The fourth proportional to 70,905.07, 106,376.06 and 26,535.25 is: 39,809.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,905.07 : 106,376.06 = 26,535.25 : x
  2. Step 2: Convert to fraction form
    70,905.07/106,376.06 = 26,535.25/x
  3. Step 3: Cross multiply
    70,905.07x = 106,376.06 × 26,535.25
  4. Step 4: Simplify right side
    70,905.07x = 2,822,715,578.89
  5. Step 5: Solve for x
    x = 2,822,715,578.89/70,905.07
  6. Step 6: Final answer
    x = 39,809.78

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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.