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Finding the Fourth Proportional to 164,538.35, 246,807.53 and 39,879.35

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Solution

The fourth proportional to 164,538.35, 246,807.53 and 39,879.35 is: 59,819.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,538.35 : 246,807.53 = 39,879.35 : x
  2. Step 2: Convert to fraction form
    164,538.35/246,807.53 = 39,879.35/x
  3. Step 3: Cross multiply
    164,538.35x = 246,807.53 × 39,879.35
  4. Step 4: Simplify right side
    164,538.35x = 9,842,525,125.76
  5. Step 5: Solve for x
    x = 9,842,525,125.76/164,538.35
  6. Step 6: Final answer
    x = 59,819.03

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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.