Home / 115,858.14-159,956.46-88,947.06

Finding the Fourth Proportional to 115,858.14, 159,956.46 and 88,947.06

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Solution

The fourth proportional to 115,858.14, 159,956.46 and 88,947.06 is: 122,802.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,858.14 : 159,956.46 = 88,947.06 : x
  2. Step 2: Convert to fraction form
    115,858.14/159,956.46 = 88,947.06/x
  3. Step 3: Cross multiply
    115,858.14x = 159,956.46 × 88,947.06
  4. Step 4: Simplify right side
    115,858.14x = 14,227,656,845.01
  5. Step 5: Solve for x
    x = 14,227,656,845.01/115,858.14
  6. Step 6: Final answer
    x = 122,802.39

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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.