Home / 239,418.36-330,461.04-141,387.60

Finding the Fourth Proportional to 239,418.36, 330,461.04 and 141,387.60

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Solution

The fourth proportional to 239,418.36, 330,461.04 and 141,387.60 is: 195,152.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,418.36 : 330,461.04 = 141,387.60 : x
  2. Step 2: Convert to fraction form
    239,418.36/330,461.04 = 141,387.60/x
  3. Step 3: Cross multiply
    239,418.36x = 330,461.04 × 141,387.60
  4. Step 4: Simplify right side
    239,418.36x = 46,723,093,339.10
  5. Step 5: Solve for x
    x = 46,723,093,339.10/239,418.36
  6. Step 6: Final answer
    x = 195,152.51

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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.