Home / 109,490.42-164,235.26-26,384.42

Finding the Fourth Proportional to 109,490.42, 164,235.26 and 26,384.42

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Solution

The fourth proportional to 109,490.42, 164,235.26 and 26,384.42 is: 39,576.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,490.42 : 164,235.26 = 26,384.42 : x
  2. Step 2: Convert to fraction form
    109,490.42/164,235.26 = 26,384.42/x
  3. Step 3: Cross multiply
    109,490.42x = 164,235.26 × 26,384.42
  4. Step 4: Simplify right side
    109,490.42x = 4,333,252,078.65
  5. Step 5: Solve for x
    x = 4,333,252,078.65/109,490.42
  6. Step 6: Final answer
    x = 39,576.54

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1.5x scale

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.