Home / 112,051.28-154,626.82-61,062.97

Finding the Fourth Proportional to 112,051.28, 154,626.82 and 61,062.97

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Solution

The fourth proportional to 112,051.28, 154,626.82 and 61,062.97 is: 84,264.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,051.28 : 154,626.82 = 61,062.97 : x
  2. Step 2: Convert to fraction form
    112,051.28/154,626.82 = 61,062.97/x
  3. Step 3: Cross multiply
    112,051.28x = 154,626.82 × 61,062.97
  4. Step 4: Simplify right side
    112,051.28x = 9,441,972,870.86
  5. Step 5: Solve for x
    x = 9,441,972,870.86/112,051.28
  6. Step 6: Final answer
    x = 84,264.75

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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.