Home / 184,008.78-276,119.55-77,384.16

Finding the Fourth Proportional to 184,008.78, 276,119.55 and 77,384.16

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Solution

The fourth proportional to 184,008.78, 276,119.55 and 77,384.16 is: 116,120.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,008.78 : 276,119.55 = 77,384.16 : x
  2. Step 2: Convert to fraction form
    184,008.78/276,119.55 = 77,384.16/x
  3. Step 3: Cross multiply
    184,008.78x = 276,119.55 × 77,384.16
  4. Step 4: Simplify right side
    184,008.78x = 21,367,279,436.33
  5. Step 5: Solve for x
    x = 21,367,279,436.33/184,008.78
  6. Step 6: Final answer
    x = 116,120.98

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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.