Home / 136,328.82-204,586.64-47,582.32

Finding the Fourth Proportional to 136,328.82, 204,586.64 and 47,582.32

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Solution

The fourth proportional to 136,328.82, 204,586.64 and 47,582.32 is: 71,406.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,328.82 : 204,586.64 = 47,582.32 : x
  2. Step 2: Convert to fraction form
    136,328.82/204,586.64 = 47,582.32/x
  3. Step 3: Cross multiply
    136,328.82x = 204,586.64 × 47,582.32
  4. Step 4: Simplify right side
    136,328.82x = 9,734,707,514.13
  5. Step 5: Solve for x
    x = 9,734,707,514.13/136,328.82
  6. Step 6: Final answer
    x = 71,406.09

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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.