Home / 254,091.02-350,643.20-139,367.34

Finding the Fourth Proportional to 254,091.02, 350,643.20 and 139,367.34

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Solution

The fourth proportional to 254,091.02, 350,643.20 and 139,367.34 is: 192,325.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,091.02 : 350,643.20 = 139,367.34 : x
  2. Step 2: Convert to fraction form
    254,091.02/350,643.20 = 139,367.34/x
  3. Step 3: Cross multiply
    254,091.02x = 350,643.20 × 139,367.34
  4. Step 4: Simplify right side
    254,091.02x = 48,868,209,376.25
  5. Step 5: Solve for x
    x = 48,868,209,376.25/254,091.02
  6. Step 6: Final answer
    x = 192,325.61

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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.