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Finding the Fourth Proportional to 71,762.96, 99,054.90 and 46,269.36

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Solution

The fourth proportional to 71,762.96, 99,054.90 and 46,269.36 is: 63,865.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,762.96 : 99,054.90 = 46,269.36 : x
  2. Step 2: Convert to fraction form
    71,762.96/99,054.90 = 46,269.36/x
  3. Step 3: Cross multiply
    71,762.96x = 99,054.90 × 46,269.36
  4. Step 4: Simplify right side
    71,762.96x = 4,583,206,827.86
  5. Step 5: Solve for x
    x = 4,583,206,827.86/71,762.96
  6. Step 6: Final answer
    x = 63,865.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.