Home / 218,337.81-327,537.46-76,162.35

Finding the Fourth Proportional to 218,337.81, 327,537.46 and 76,162.35

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Solution

The fourth proportional to 218,337.81, 327,537.46 and 76,162.35 is: 114,254.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,337.81 : 327,537.46 = 76,162.35 : x
  2. Step 2: Convert to fraction form
    218,337.81/327,537.46 = 76,162.35/x
  3. Step 3: Cross multiply
    218,337.81x = 327,537.46 × 76,162.35
  4. Step 4: Simplify right side
    218,337.81x = 24,946,022,666.63
  5. Step 5: Solve for x
    x = 24,946,022,666.63/218,337.81
  6. Step 6: Final answer
    x = 114,254.25

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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.