Home / 199,471.36-275,370.24-124,044.16

Finding the Fourth Proportional to 199,471.36, 275,370.24 and 124,044.16

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Solution

The fourth proportional to 199,471.36, 275,370.24 and 124,044.16 is: 171,242.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,471.36 : 275,370.24 = 124,044.16 : x
  2. Step 2: Convert to fraction form
    199,471.36/275,370.24 = 124,044.16/x
  3. Step 3: Cross multiply
    199,471.36x = 275,370.24 × 124,044.16
  4. Step 4: Simplify right side
    199,471.36x = 34,158,070,109.80
  5. Step 5: Solve for x
    x = 34,158,070,109.80/199,471.36
  6. Step 6: Final answer
    x = 171,242.98

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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.