Home / 250,963.09-346,324.76-137,785.03

Finding the Fourth Proportional to 250,963.09, 346,324.76 and 137,785.03

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Solution

The fourth proportional to 250,963.09, 346,324.76 and 137,785.03 is: 190,140.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,963.09 : 346,324.76 = 137,785.03 : x
  2. Step 2: Convert to fraction form
    250,963.09/346,324.76 = 137,785.03/x
  3. Step 3: Cross multiply
    250,963.09x = 346,324.76 × 137,785.03
  4. Step 4: Simplify right side
    250,963.09x = 47,718,366,757.42
  5. Step 5: Solve for x
    x = 47,718,366,757.42/250,963.09
  6. Step 6: Final answer
    x = 190,140.98

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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.