Home / 149,021.32-223,678.86-109,467.40

Finding the Fourth Proportional to 149,021.32, 223,678.86 and 109,467.40

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Solution

The fourth proportional to 149,021.32, 223,678.86 and 109,467.40 is: 164,308.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,021.32 : 223,678.86 = 109,467.40 : x
  2. Step 2: Convert to fraction form
    149,021.32/223,678.86 = 109,467.40/x
  3. Step 3: Cross multiply
    149,021.32x = 223,678.86 × 109,467.40
  4. Step 4: Simplify right side
    149,021.32x = 24,485,543,239.16
  5. Step 5: Solve for x
    x = 24,485,543,239.16/149,021.32
  6. Step 6: Final answer
    x = 164,308.99

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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.