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Finding the Fourth Proportional to 164,539.56, 246,808.53 and 39,880.56

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Solution

The fourth proportional to 164,539.56, 246,808.53 and 39,880.56 is: 59,820.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,539.56 : 246,808.53 = 39,880.56 : x
  2. Step 2: Convert to fraction form
    164,539.56/246,808.53 = 39,880.56/x
  3. Step 3: Cross multiply
    164,539.56x = 246,808.53 × 39,880.56
  4. Step 4: Simplify right side
    164,539.56x = 9,842,862,389.18
  5. Step 5: Solve for x
    x = 9,842,862,389.18/164,539.56
  6. Step 6: Final answer
    x = 59,820.64

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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.