Home / 131,387.95-196,361.93-95,923.94

Finding the Fourth Proportional to 131,387.95, 196,361.93 and 95,923.94

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Solution

The fourth proportional to 131,387.95, 196,361.93 and 95,923.94 is: 143,360.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,387.95 : 196,361.93 = 95,923.94 : x
  2. Step 2: Convert to fraction form
    131,387.95/196,361.93 = 95,923.94/x
  3. Step 3: Cross multiply
    131,387.95x = 196,361.93 × 95,923.94
  4. Step 4: Simplify right side
    131,387.95x = 18,835,810,722.32
  5. Step 5: Solve for x
    x = 18,835,810,722.32/131,387.95
  6. Step 6: Final answer
    x = 143,360.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.