Home / 214,756.72-322,134.68-56,972.77

Finding the Fourth Proportional to 214,756.72, 322,134.68 and 56,972.77

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Solution

The fourth proportional to 214,756.72, 322,134.68 and 56,972.77 is: 85,459.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,756.72 : 322,134.68 = 56,972.77 : x
  2. Step 2: Convert to fraction form
    214,756.72/322,134.68 = 56,972.77/x
  3. Step 3: Cross multiply
    214,756.72x = 322,134.68 × 56,972.77
  4. Step 4: Simplify right side
    214,756.72x = 18,352,905,695.57
  5. Step 5: Solve for x
    x = 18,352,905,695.57/214,756.72
  6. Step 6: Final answer
    x = 85,459.05

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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.