Home / 356,180.29-534,147.41-103,392.25

Finding the Fourth Proportional to 356,180.29, 534,147.41 and 103,392.25

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Solution

The fourth proportional to 356,180.29, 534,147.41 and 103,392.25 is: 155,052.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,180.29 : 534,147.41 = 103,392.25 : x
  2. Step 2: Convert to fraction form
    356,180.29/534,147.41 = 103,392.25/x
  3. Step 3: Cross multiply
    356,180.29x = 534,147.41 × 103,392.25
  4. Step 4: Simplify right side
    356,180.29x = 55,226,701,474.68
  5. Step 5: Solve for x
    x = 55,226,701,474.68/356,180.29
  6. Step 6: Final answer
    x = 155,052.66

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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.