Home / 113,215.73-169,822.98-28,975.73

Finding the Fourth Proportional to 113,215.73, 169,822.98 and 28,975.73

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Solution

The fourth proportional to 113,215.73, 169,822.98 and 28,975.73 is: 43,463.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,215.73 : 169,822.98 = 28,975.73 : x
  2. Step 2: Convert to fraction form
    113,215.73/169,822.98 = 28,975.73/x
  3. Step 3: Cross multiply
    113,215.73x = 169,822.98 × 28,975.73
  4. Step 4: Simplify right side
    113,215.73x = 4,920,743,967.16
  5. Step 5: Solve for x
    x = 4,920,743,967.16/113,215.73
  6. Step 6: Final answer
    x = 43,463.43

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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.