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Finding the Fourth Proportional to 156,736.65, 235,104.98 and 56,900.10

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Solution

The fourth proportional to 156,736.65, 235,104.98 and 56,900.10 is: 85,350.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,736.65 : 235,104.98 = 56,900.10 : x
  2. Step 2: Convert to fraction form
    156,736.65/235,104.98 = 56,900.10/x
  3. Step 3: Cross multiply
    156,736.65x = 235,104.98 × 56,900.10
  4. Step 4: Simplify right side
    156,736.65x = 13,377,496,588.00
  5. Step 5: Solve for x
    x = 13,377,496,588.00/156,736.65
  6. Step 6: Final answer
    x = 85,350.15

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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.