Home / 369,928.10-554,559.09-133,104.25

Finding the Fourth Proportional to 369,928.10, 554,559.09 and 133,104.25

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Solution

The fourth proportional to 369,928.10, 554,559.09 and 133,104.25 is: 199,536.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,928.10 : 554,559.09 = 133,104.25 : x
  2. Step 2: Convert to fraction form
    369,928.10/554,559.09 = 133,104.25/x
  3. Step 3: Cross multiply
    369,928.10x = 554,559.09 × 133,104.25
  4. Step 4: Simplify right side
    369,928.10x = 73,814,171,755.13
  5. Step 5: Solve for x
    x = 73,814,171,755.13/369,928.10
  6. Step 6: Final answer
    x = 199,536.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.