Home / 190,140.81-262,397.42-104,098.35

Finding the Fourth Proportional to 190,140.81, 262,397.42 and 104,098.35

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Solution

The fourth proportional to 190,140.81, 262,397.42 and 104,098.35 is: 143,657.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,140.81 : 262,397.42 = 104,098.35 : x
  2. Step 2: Convert to fraction form
    190,140.81/262,397.42 = 104,098.35/x
  3. Step 3: Cross multiply
    190,140.81x = 262,397.42 × 104,098.35
  4. Step 4: Simplify right side
    190,140.81x = 27,315,137,945.77
  5. Step 5: Solve for x
    x = 27,315,137,945.77/190,140.81
  6. Step 6: Final answer
    x = 143,657.42

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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.