Home / 113,832.45-157,089.01-62,845.28

Finding the Fourth Proportional to 113,832.45, 157,089.01 and 62,845.28

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Solution

The fourth proportional to 113,832.45, 157,089.01 and 62,845.28 is: 86,726.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,832.45 : 157,089.01 = 62,845.28 : x
  2. Step 2: Convert to fraction form
    113,832.45/157,089.01 = 62,845.28/x
  3. Step 3: Cross multiply
    113,832.45x = 157,089.01 × 62,845.28
  4. Step 4: Simplify right side
    113,832.45x = 9,872,302,032.93
  5. Step 5: Solve for x
    x = 9,872,302,032.93/113,832.45
  6. Step 6: Final answer
    x = 86,726.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.