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Finding the Fourth Proportional to 176,596.91, 264,893.18 and 43,478.32

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Solution

The fourth proportional to 176,596.91, 264,893.18 and 43,478.32 is: 65,216.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,596.91 : 264,893.18 = 43,478.32 : x
  2. Step 2: Convert to fraction form
    176,596.91/264,893.18 = 43,478.32/x
  3. Step 3: Cross multiply
    176,596.91x = 264,893.18 × 43,478.32
  4. Step 4: Simplify right side
    176,596.91x = 11,517,108,904.00
  5. Step 5: Solve for x
    x = 11,517,108,904.00/176,596.91
  6. Step 6: Final answer
    x = 65,216.94

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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.