Home / 190,372.14-262,710.54-104,337.90

Finding the Fourth Proportional to 190,372.14, 262,710.54 and 104,337.90

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Solution

The fourth proportional to 190,372.14, 262,710.54 and 104,337.90 is: 143,984.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,372.14 : 262,710.54 = 104,337.90 : x
  2. Step 2: Convert to fraction form
    190,372.14/262,710.54 = 104,337.90/x
  3. Step 3: Cross multiply
    190,372.14x = 262,710.54 × 104,337.90
  4. Step 4: Simplify right side
    190,372.14x = 27,410,666,051.47
  5. Step 5: Solve for x
    x = 27,410,666,051.47/190,372.14
  6. Step 6: Final answer
    x = 143,984.65

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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.