Home / 190,962.64-263,528.85-106,079.77

Finding the Fourth Proportional to 190,962.64, 263,528.85 and 106,079.77

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Solution

The fourth proportional to 190,962.64, 263,528.85 and 106,079.77 is: 146,390.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,962.64 : 263,528.85 = 106,079.77 : x
  2. Step 2: Convert to fraction form
    190,962.64/263,528.85 = 106,079.77/x
  3. Step 3: Cross multiply
    190,962.64x = 263,528.85 × 106,079.77
  4. Step 4: Simplify right side
    190,962.64x = 27,955,079,796.36
  5. Step 5: Solve for x
    x = 27,955,079,796.36/190,962.64
  6. Step 6: Final answer
    x = 146,390.31

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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.