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Finding the Fourth Proportional to 260,896.16, 360,091.32 and 158,954.96

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Solution

The fourth proportional to 260,896.16, 360,091.32 and 158,954.96 is: 219,391.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,896.16 : 360,091.32 = 158,954.96 : x
  2. Step 2: Convert to fraction form
    260,896.16/360,091.32 = 158,954.96/x
  3. Step 3: Cross multiply
    260,896.16x = 360,091.32 × 158,954.96
  4. Step 4: Simplify right side
    260,896.16x = 57,238,301,366.95
  5. Step 5: Solve for x
    x = 57,238,301,366.95/260,896.16
  6. Step 6: Final answer
    x = 219,391.12

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1.5x scale

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.