Home / 199,594.08-274,971.96-139,055.22

Finding the Fourth Proportional to 199,594.08, 274,971.96 and 139,055.22

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Solution

The fourth proportional to 199,594.08, 274,971.96 and 139,055.22 is: 191,570.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,594.08 : 274,971.96 = 139,055.22 : x
  2. Step 2: Convert to fraction form
    199,594.08/274,971.96 = 139,055.22/x
  3. Step 3: Cross multiply
    199,594.08x = 274,971.96 × 139,055.22
  4. Step 4: Simplify right side
    199,594.08x = 38,236,286,391.63
  5. Step 5: Solve for x
    x = 38,236,286,391.63/199,594.08
  6. Step 6: Final answer
    x = 191,570.24

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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.