Home / 190,140.56-262,397.06-104,098.10

Finding the Fourth Proportional to 190,140.56, 262,397.06 and 104,098.10

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Solution

The fourth proportional to 190,140.56, 262,397.06 and 104,098.10 is: 143,657.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,140.56 : 262,397.06 = 104,098.10 : x
  2. Step 2: Convert to fraction form
    190,140.56/262,397.06 = 104,098.10/x
  3. Step 3: Cross multiply
    190,140.56x = 262,397.06 × 104,098.10
  4. Step 4: Simplify right side
    190,140.56x = 27,315,035,391.59
  5. Step 5: Solve for x
    x = 27,315,035,391.59/190,140.56
  6. Step 6: Final answer
    x = 143,657.07

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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.