Home / 243,011.94-364,475.89-109,861.26

Finding the Fourth Proportional to 243,011.94, 364,475.89 and 109,861.26

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Solution

The fourth proportional to 243,011.94, 364,475.89 and 109,861.26 is: 164,772.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,011.94 : 364,475.89 = 109,861.26 : x
  2. Step 2: Convert to fraction form
    243,011.94/364,475.89 = 109,861.26/x
  3. Step 3: Cross multiply
    243,011.94x = 364,475.89 × 109,861.26
  4. Step 4: Simplify right side
    243,011.94x = 40,041,780,515.02
  5. Step 5: Solve for x
    x = 40,041,780,515.02/243,011.94
  6. Step 6: Final answer
    x = 164,772.89

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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.