Home / 214,681.42-322,044.18-56,909.86

Finding the Fourth Proportional to 214,681.42, 322,044.18 and 56,909.86

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Solution

The fourth proportional to 214,681.42, 322,044.18 and 56,909.86 is: 85,370.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,681.42 : 322,044.18 = 56,909.86 : x
  2. Step 2: Convert to fraction form
    214,681.42/322,044.18 = 56,909.86/x
  3. Step 3: Cross multiply
    214,681.42x = 322,044.18 × 56,909.86
  4. Step 4: Simplify right side
    214,681.42x = 18,327,489,197.61
  5. Step 5: Solve for x
    x = 18,327,489,197.61/214,681.42
  6. Step 6: Final answer
    x = 85,370.64

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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.