Home / 336,945.32-505,248.93-112,226.72

Finding the Fourth Proportional to 336,945.32, 505,248.93 and 112,226.72

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Solution

The fourth proportional to 336,945.32, 505,248.93 and 112,226.72 is: 168,283.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,945.32 : 505,248.93 = 112,226.72 : x
  2. Step 2: Convert to fraction form
    336,945.32/505,248.93 = 112,226.72/x
  3. Step 3: Cross multiply
    336,945.32x = 505,248.93 × 112,226.72
  4. Step 4: Simplify right side
    336,945.32x = 56,702,430,197.41
  5. Step 5: Solve for x
    x = 56,702,430,197.41/336,945.32
  6. Step 6: Final answer
    x = 168,283.77

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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.