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Finding the Fourth Proportional to 66,295.92, 99,364.84 and 46,196.59

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Solution

The fourth proportional to 66,295.92, 99,364.84 and 46,196.59 is: 69,239.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,295.92 : 99,364.84 = 46,196.59 : x
  2. Step 2: Convert to fraction form
    66,295.92/99,364.84 = 46,196.59/x
  3. Step 3: Cross multiply
    66,295.92x = 99,364.84 × 46,196.59
  4. Step 4: Simplify right side
    66,295.92x = 4,590,316,773.90
  5. Step 5: Solve for x
    x = 4,590,316,773.90/66,295.92
  6. Step 6: Final answer
    x = 69,239.81

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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.