Home / 254,740.07-351,170.79-178,020.98

Finding the Fourth Proportional to 254,740.07, 351,170.79 and 178,020.98

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Solution

The fourth proportional to 254,740.07, 351,170.79 and 178,020.98 is: 245,410.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,740.07 : 351,170.79 = 178,020.98 : x
  2. Step 2: Convert to fraction form
    254,740.07/351,170.79 = 178,020.98/x
  3. Step 3: Cross multiply
    254,740.07x = 351,170.79 × 178,020.98
  4. Step 4: Simplify right side
    254,740.07x = 62,515,766,427.32
  5. Step 5: Solve for x
    x = 62,515,766,427.32/254,740.07
  6. Step 6: Final answer
    x = 245,410.03

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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.