Home / 199,370.56-275,131.32-109,946.56

Finding the Fourth Proportional to 199,370.56, 275,131.32 and 109,946.56

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Solution

The fourth proportional to 199,370.56, 275,131.32 and 109,946.56 is: 151,726.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,370.56 : 275,131.32 = 109,946.56 : x
  2. Step 2: Convert to fraction form
    199,370.56/275,131.32 = 109,946.56/x
  3. Step 3: Cross multiply
    199,370.56x = 275,131.32 × 109,946.56
  4. Step 4: Simplify right side
    199,370.56x = 30,249,742,182.26
  5. Step 5: Solve for x
    x = 30,249,742,182.26/199,370.56
  6. Step 6: Final answer
    x = 151,726.22

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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.