Home / 251,648.37-347,289.12-144,236.30

Finding the Fourth Proportional to 251,648.37, 347,289.12 and 144,236.30

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Solution

The fourth proportional to 251,648.37, 347,289.12 and 144,236.30 is: 199,054.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,648.37 : 347,289.12 = 144,236.30 : x
  2. Step 2: Convert to fraction form
    251,648.37/347,289.12 = 144,236.30/x
  3. Step 3: Cross multiply
    251,648.37x = 347,289.12 × 144,236.30
  4. Step 4: Simplify right side
    251,648.37x = 50,091,695,962.61
  5. Step 5: Solve for x
    x = 50,091,695,962.61/251,648.37
  6. Step 6: Final answer
    x = 199,054.32

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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.