Home / 159,383.09-219,817.90-116,314.18

Finding the Fourth Proportional to 159,383.09, 219,817.90 and 116,314.18

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Solution

The fourth proportional to 159,383.09, 219,817.90 and 116,314.18 is: 160,418.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,383.09 : 219,817.90 = 116,314.18 : x
  2. Step 2: Convert to fraction form
    159,383.09/219,817.90 = 116,314.18/x
  3. Step 3: Cross multiply
    159,383.09x = 219,817.90 × 116,314.18
  4. Step 4: Simplify right side
    159,383.09x = 25,567,938,383.67
  5. Step 5: Solve for x
    x = 25,567,938,383.67/159,383.09
  6. Step 6: Final answer
    x = 160,418.13

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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.