Home / 270,605.12-373,429.47-149,746.33

Finding the Fourth Proportional to 270,605.12, 373,429.47 and 149,746.33

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Solution

The fourth proportional to 270,605.12, 373,429.47 and 149,746.33 is: 206,646.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,605.12 : 373,429.47 = 149,746.33 : x
  2. Step 2: Convert to fraction form
    270,605.12/373,429.47 = 149,746.33/x
  3. Step 3: Cross multiply
    270,605.12x = 373,429.47 × 149,746.33
  4. Step 4: Simplify right side
    270,605.12x = 55,919,692,646.35
  5. Step 5: Solve for x
    x = 55,919,692,646.35/270,605.12
  6. Step 6: Final answer
    x = 206,646.84

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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.