Home / 336,979.93-505,475.34-112,337.32

Finding the Fourth Proportional to 336,979.93, 505,475.34 and 112,337.32

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Solution

The fourth proportional to 336,979.93, 505,475.34 and 112,337.32 is: 168,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,979.93 : 505,475.34 = 112,337.32 : x
  2. Step 2: Convert to fraction form
    336,979.93/505,475.34 = 112,337.32/x
  3. Step 3: Cross multiply
    336,979.93x = 505,475.34 × 112,337.32
  4. Step 4: Simplify right side
    336,979.93x = 56,783,745,021.69
  5. Step 5: Solve for x
    x = 56,783,745,021.69/336,979.93
  6. Step 6: Final answer
    x = 168,507.80

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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.