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Finding the Fourth Proportional to 164,342.39, 246,513.78 and 39,683.39

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Solution

The fourth proportional to 164,342.39, 246,513.78 and 39,683.39 is: 59,525.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,342.39 : 246,513.78 = 39,683.39 : x
  2. Step 2: Convert to fraction form
    164,342.39/246,513.78 = 39,683.39/x
  3. Step 3: Cross multiply
    164,342.39x = 246,513.78 × 39,683.39
  4. Step 4: Simplify right side
    164,342.39x = 9,782,502,472.11
  5. Step 5: Solve for x
    x = 9,782,502,472.11/164,342.39
  6. Step 6: Final answer
    x = 59,525.13

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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.