Home / 239,723.97-330,827.02-130,834.25

Finding the Fourth Proportional to 239,723.97, 330,827.02 and 130,834.25

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Solution

The fourth proportional to 239,723.97, 330,827.02 and 130,834.25 is: 180,555.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,723.97 : 330,827.02 = 130,834.25 : x
  2. Step 2: Convert to fraction form
    239,723.97/330,827.02 = 130,834.25/x
  3. Step 3: Cross multiply
    239,723.97x = 330,827.02 × 130,834.25
  4. Step 4: Simplify right side
    239,723.97x = 43,283,504,387.26
  5. Step 5: Solve for x
    x = 43,283,504,387.26/239,723.97
  6. Step 6: Final answer
    x = 180,555.60

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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.