Home / 173,394.20-260,039.46-90,242.84

Finding the Fourth Proportional to 173,394.20, 260,039.46 and 90,242.84

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Solution

The fourth proportional to 173,394.20, 260,039.46 and 90,242.84 is: 135,337.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,394.20 : 260,039.46 = 90,242.84 : x
  2. Step 2: Convert to fraction form
    173,394.20/260,039.46 = 90,242.84/x
  3. Step 3: Cross multiply
    173,394.20x = 260,039.46 × 90,242.84
  4. Step 4: Simplify right side
    173,394.20x = 23,466,699,382.47
  5. Step 5: Solve for x
    x = 23,466,699,382.47/173,394.20
  6. Step 6: Final answer
    x = 135,337.28

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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.