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Finding the Fourth Proportional to 214,757.72, 322,136.18 and 56,973.77

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Solution

The fourth proportional to 214,757.72, 322,136.18 and 56,973.77 is: 85,460.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,757.72 : 322,136.18 = 56,973.77 : x
  2. Step 2: Convert to fraction form
    214,757.72/322,136.18 = 56,973.77/x
  3. Step 3: Cross multiply
    214,757.72x = 322,136.18 × 56,973.77
  4. Step 4: Simplify right side
    214,757.72x = 18,353,312,628.00
  5. Step 5: Solve for x
    x = 18,353,312,628.00/214,757.72
  6. Step 6: Final answer
    x = 85,460.55

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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.