Home / 184,479.72-276,719.64-142,421.16

Finding the Fourth Proportional to 184,479.72, 276,719.64 and 142,421.16

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Solution

The fourth proportional to 184,479.72, 276,719.64 and 142,421.16 is: 213,631.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,479.72 : 276,719.64 = 142,421.16 : x
  2. Step 2: Convert to fraction form
    184,479.72/276,719.64 = 142,421.16/x
  3. Step 3: Cross multiply
    184,479.72x = 276,719.64 × 142,421.16
  4. Step 4: Simplify right side
    184,479.72x = 39,410,732,123.58
  5. Step 5: Solve for x
    x = 39,410,732,123.58/184,479.72
  6. Step 6: Final answer
    x = 213,631.79

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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.