Home / 106,477.32-159,681.41-35,380.87

Finding the Fourth Proportional to 106,477.32, 159,681.41 and 35,380.87

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Solution

The fourth proportional to 106,477.32, 159,681.41 and 35,380.87 is: 53,059.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,477.32 : 159,681.41 = 35,380.87 : x
  2. Step 2: Convert to fraction form
    106,477.32/159,681.41 = 35,380.87/x
  3. Step 3: Cross multiply
    106,477.32x = 159,681.41 × 35,380.87
  4. Step 4: Simplify right side
    106,477.32x = 5,649,666,964.21
  5. Step 5: Solve for x
    x = 5,649,666,964.21/106,477.32
  6. Step 6: Final answer
    x = 53,059.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.