Home / 68,234.20-102,416.10-58,384.60

Finding the Fourth Proportional to 68,234.20, 102,416.10 and 58,384.60

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Solution

The fourth proportional to 68,234.20, 102,416.10 and 58,384.60 is: 87,632.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,234.20 : 102,416.10 = 58,384.60 : x
  2. Step 2: Convert to fraction form
    68,234.20/102,416.10 = 58,384.60/x
  3. Step 3: Cross multiply
    68,234.20x = 102,416.10 × 58,384.60
  4. Step 4: Simplify right side
    68,234.20x = 5,979,523,032.06
  5. Step 5: Solve for x
    x = 5,979,523,032.06/68,234.20
  6. Step 6: Final answer
    x = 87,632.35

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1.5x scale

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.