Home / 199,945.95-275,925.44-109,302.32

Finding the Fourth Proportional to 199,945.95, 275,925.44 and 109,302.32

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Solution

The fourth proportional to 199,945.95, 275,925.44 and 109,302.32 is: 150,837.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,945.95 : 275,925.44 = 109,302.32 : x
  2. Step 2: Convert to fraction form
    199,945.95/275,925.44 = 109,302.32/x
  3. Step 3: Cross multiply
    199,945.95x = 275,925.44 × 109,302.32
  4. Step 4: Simplify right side
    199,945.95x = 30,159,290,739.02
  5. Step 5: Solve for x
    x = 30,159,290,739.02/199,945.95
  6. Step 6: Final answer
    x = 150,837.22

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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.