Home / 258,022.32-356,069.40-144,845.04

Finding the Fourth Proportional to 258,022.32, 356,069.40 and 144,845.04

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Solution

The fourth proportional to 258,022.32, 356,069.40 and 144,845.04 is: 199,885.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,022.32 : 356,069.40 = 144,845.04 : x
  2. Step 2: Convert to fraction form
    258,022.32/356,069.40 = 144,845.04/x
  3. Step 3: Cross multiply
    258,022.32x = 356,069.40 × 144,845.04
  4. Step 4: Simplify right side
    258,022.32x = 51,574,886,485.78
  5. Step 5: Solve for x
    x = 51,574,886,485.78/258,022.32
  6. Step 6: Final answer
    x = 199,885.37

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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.