Home / 255,165.19-352,190.46-197,690.83

Finding the Fourth Proportional to 255,165.19, 352,190.46 and 197,690.83

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Solution

The fourth proportional to 255,165.19, 352,190.46 and 197,690.83 is: 272,861.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,165.19 : 352,190.46 = 197,690.83 : x
  2. Step 2: Convert to fraction form
    255,165.19/352,190.46 = 197,690.83/x
  3. Step 3: Cross multiply
    255,165.19x = 352,190.46 × 197,690.83
  4. Step 4: Simplify right side
    255,165.19x = 69,624,824,355.48
  5. Step 5: Solve for x
    x = 69,624,824,355.48/255,165.19
  6. Step 6: Final answer
    x = 272,861.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.