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Finding the Fourth Proportional to 148,804.86, 223,136.94 and 57,662.96

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Solution

The fourth proportional to 148,804.86, 223,136.94 and 57,662.96 is: 86,467.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,804.86 : 223,136.94 = 57,662.96 : x
  2. Step 2: Convert to fraction form
    148,804.86/223,136.94 = 57,662.96/x
  3. Step 3: Cross multiply
    148,804.86x = 223,136.94 × 57,662.96
  4. Step 4: Simplify right side
    148,804.86x = 12,866,736,445.74
  5. Step 5: Solve for x
    x = 12,866,736,445.74/148,804.86
  6. Step 6: Final answer
    x = 86,467.18

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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.