Home / 190,100.87-262,335.23-104,057.74

Finding the Fourth Proportional to 190,100.87, 262,335.23 and 104,057.74

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Solution

The fourth proportional to 190,100.87, 262,335.23 and 104,057.74 is: 143,597.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,100.87 : 262,335.23 = 104,057.74 : x
  2. Step 2: Convert to fraction form
    190,100.87/262,335.23 = 104,057.74/x
  3. Step 3: Cross multiply
    190,100.87x = 262,335.23 × 104,057.74
  4. Step 4: Simplify right side
    190,100.87x = 27,298,009,980.05
  5. Step 5: Solve for x
    x = 27,298,009,980.05/190,100.87
  6. Step 6: Final answer
    x = 143,597.51

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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.