Home / 152,949.97-211,012.07-112,759.29

Finding the Fourth Proportional to 152,949.97, 211,012.07 and 112,759.29

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Solution

The fourth proportional to 152,949.97, 211,012.07 and 112,759.29 is: 155,564.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,949.97 : 211,012.07 = 112,759.29 : x
  2. Step 2: Convert to fraction form
    152,949.97/211,012.07 = 112,759.29/x
  3. Step 3: Cross multiply
    152,949.97x = 211,012.07 × 112,759.29
  4. Step 4: Simplify right side
    152,949.97x = 23,793,569,575.77
  5. Step 5: Solve for x
    x = 23,793,569,575.77/152,949.97
  6. Step 6: Final answer
    x = 155,564.40

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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.