Home / 190,475.46-262,788.36-109,923.36

Finding the Fourth Proportional to 190,475.46, 262,788.36 and 109,923.36

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Solution

The fourth proportional to 190,475.46, 262,788.36 and 109,923.36 is: 151,655.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,475.46 : 262,788.36 = 109,923.36 : x
  2. Step 2: Convert to fraction form
    190,475.46/262,788.36 = 109,923.36/x
  3. Step 3: Cross multiply
    190,475.46x = 262,788.36 × 109,923.36
  4. Step 4: Simplify right side
    190,475.46x = 28,886,579,500.09
  5. Step 5: Solve for x
    x = 28,886,579,500.09/190,475.46
  6. Step 6: Final answer
    x = 151,655.12

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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.