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Finding the Fourth Proportional to 163,052.40, 244,578.60 and 69,740.40

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Solution

The fourth proportional to 163,052.40, 244,578.60 and 69,740.40 is: 104,610.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,052.40 : 244,578.60 = 69,740.40 : x
  2. Step 2: Convert to fraction form
    163,052.40/244,578.60 = 69,740.40/x
  3. Step 3: Cross multiply
    163,052.40x = 244,578.60 × 69,740.40
  4. Step 4: Simplify right side
    163,052.40x = 17,057,009,395.44
  5. Step 5: Solve for x
    x = 17,057,009,395.44/163,052.40
  6. Step 6: Final answer
    x = 104,610.60

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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.