Home / 199,464.08-275,222.76-118,899.12

Finding the Fourth Proportional to 199,464.08, 275,222.76 and 118,899.12

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Solution

The fourth proportional to 199,464.08, 275,222.76 and 118,899.12 is: 164,058.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,464.08 : 275,222.76 = 118,899.12 : x
  2. Step 2: Convert to fraction form
    199,464.08/275,222.76 = 118,899.12/x
  3. Step 3: Cross multiply
    199,464.08x = 275,222.76 × 118,899.12
  4. Step 4: Simplify right side
    199,464.08x = 32,723,743,967.97
  5. Step 5: Solve for x
    x = 32,723,743,967.97/199,464.08
  6. Step 6: Final answer
    x = 164,058.33

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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.