Home / 270,396.02-373,139.65-149,534.09

Finding the Fourth Proportional to 270,396.02, 373,139.65 and 149,534.09

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Solution

The fourth proportional to 270,396.02, 373,139.65 and 149,534.09 is: 206,353.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,396.02 : 373,139.65 = 149,534.09 : x
  2. Step 2: Convert to fraction form
    270,396.02/373,139.65 = 149,534.09/x
  3. Step 3: Cross multiply
    270,396.02x = 373,139.65 × 149,534.09
  4. Step 4: Simplify right side
    270,396.02x = 55,797,098,005.67
  5. Step 5: Solve for x
    x = 55,797,098,005.67/270,396.02
  6. Step 6: Final answer
    x = 206,353.25

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1.5x scale

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.