Home / 109,828.44-151,565.58-62,078.94

Finding the Fourth Proportional to 109,828.44, 151,565.58 and 62,078.94

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Solution

The fourth proportional to 109,828.44, 151,565.58 and 62,078.94 is: 85,670.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,828.44 : 151,565.58 = 62,078.94 : x
  2. Step 2: Convert to fraction form
    109,828.44/151,565.58 = 62,078.94/x
  3. Step 3: Cross multiply
    109,828.44x = 151,565.58 × 62,078.94
  4. Step 4: Simplify right side
    109,828.44x = 9,409,030,546.89
  5. Step 5: Solve for x
    x = 9,409,030,546.89/109,828.44
  6. Step 6: Final answer
    x = 85,670.26

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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.