Home / 190,463.62-262,838.34-104,421.58

Finding the Fourth Proportional to 190,463.62, 262,838.34 and 104,421.58

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Solution

The fourth proportional to 190,463.62, 262,838.34 and 104,421.58 is: 144,100.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,463.62 : 262,838.34 = 104,421.58 : x
  2. Step 2: Convert to fraction form
    190,463.62/262,838.34 = 104,421.58/x
  3. Step 3: Cross multiply
    190,463.62x = 262,838.34 × 104,421.58
  4. Step 4: Simplify right side
    190,463.62x = 27,445,994,747.38
  5. Step 5: Solve for x
    x = 27,445,994,747.38/190,463.62
  6. Step 6: Final answer
    x = 144,100.98

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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.