Home / 190,921.59-263,476.01-110,352.51

Finding the Fourth Proportional to 190,921.59, 263,476.01 and 110,352.51

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Solution

The fourth proportional to 190,921.59, 263,476.01 and 110,352.51 is: 152,288.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,921.59 : 263,476.01 = 110,352.51 : x
  2. Step 2: Convert to fraction form
    190,921.59/263,476.01 = 110,352.51/x
  3. Step 3: Cross multiply
    190,921.59x = 263,476.01 × 110,352.51
  4. Step 4: Simplify right side
    190,921.59x = 29,075,239,304.17
  5. Step 5: Solve for x
    x = 29,075,239,304.17/190,921.59
  6. Step 6: Final answer
    x = 152,288.90

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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.