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Finding the Fourth Proportional to 152,364.65, 228,605.29 and 73,472.27

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Solution

The fourth proportional to 152,364.65, 228,605.29 and 73,472.27 is: 110,236.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,364.65 : 228,605.29 = 73,472.27 : x
  2. Step 2: Convert to fraction form
    152,364.65/228,605.29 = 73,472.27/x
  3. Step 3: Cross multiply
    152,364.65x = 228,605.29 × 73,472.27
  4. Step 4: Simplify right side
    152,364.65x = 16,796,148,263.60
  5. Step 5: Solve for x
    x = 16,796,148,263.60/152,364.65
  6. Step 6: Final answer
    x = 110,236.52

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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.