Home / 254,048.02-350,591.09-139,319.39

Finding the Fourth Proportional to 254,048.02, 350,591.09 and 139,319.39

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Solution

The fourth proportional to 254,048.02, 350,591.09 and 139,319.39 is: 192,263.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,048.02 : 350,591.09 = 139,319.39 : x
  2. Step 2: Convert to fraction form
    254,048.02/350,591.09 = 139,319.39/x
  3. Step 3: Cross multiply
    254,048.02x = 350,591.09 × 139,319.39
  4. Step 4: Simplify right side
    254,048.02x = 48,844,136,978.12
  5. Step 5: Solve for x
    x = 48,844,136,978.12/254,048.02
  6. Step 6: Final answer
    x = 192,263.41

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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.