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Finding the Fourth Proportional to 335,762.63, 503,851.31 and 136,084.67

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Solution

The fourth proportional to 335,762.63, 503,851.31 and 136,084.67 is: 204,211.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,762.63 : 503,851.31 = 136,084.67 : x
  2. Step 2: Convert to fraction form
    335,762.63/503,851.31 = 136,084.67/x
  3. Step 3: Cross multiply
    335,762.63x = 503,851.31 × 136,084.67
  4. Step 4: Simplify right side
    335,762.63x = 68,566,439,250.42
  5. Step 5: Solve for x
    x = 68,566,439,250.42/335,762.63
  6. Step 6: Final answer
    x = 204,211.05

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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.