Home / 52,158.22-78,234.08-16,618.66

Finding the Fourth Proportional to 52,158.22, 78,234.08 and 16,618.66

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Solution

The fourth proportional to 52,158.22, 78,234.08 and 16,618.66 is: 24,926.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,158.22 : 78,234.08 = 16,618.66 : x
  2. Step 2: Convert to fraction form
    52,158.22/78,234.08 = 16,618.66/x
  3. Step 3: Cross multiply
    52,158.22x = 78,234.08 × 16,618.66
  4. Step 4: Simplify right side
    52,158.22x = 1,300,145,184.76
  5. Step 5: Solve for x
    x = 1,300,145,184.76/52,158.22
  6. Step 6: Final answer
    x = 24,926.95

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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.