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Finding the Fourth Proportional to 175,092.40, 262,638.60 and 104,935.60

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Solution

The fourth proportional to 175,092.40, 262,638.60 and 104,935.60 is: 157,403.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,092.40 : 262,638.60 = 104,935.60 : x
  2. Step 2: Convert to fraction form
    175,092.40/262,638.60 = 104,935.60/x
  3. Step 3: Cross multiply
    175,092.40x = 262,638.60 × 104,935.60
  4. Step 4: Simplify right side
    175,092.40x = 27,560,139,074.16
  5. Step 5: Solve for x
    x = 27,560,139,074.16/175,092.40
  6. Step 6: Final answer
    x = 157,403.40

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1.5x scale

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.