Home / 250,938.36-346,295.52-137,768.40

Finding the Fourth Proportional to 250,938.36, 346,295.52 and 137,768.40

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Solution

The fourth proportional to 250,938.36, 346,295.52 and 137,768.40 is: 190,120.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,938.36 : 346,295.52 = 137,768.40 : x
  2. Step 2: Convert to fraction form
    250,938.36/346,295.52 = 137,768.40/x
  3. Step 3: Cross multiply
    250,938.36x = 346,295.52 × 137,768.40
  4. Step 4: Simplify right side
    250,938.36x = 47,708,579,717.57
  5. Step 5: Solve for x
    x = 47,708,579,717.57/250,938.36
  6. Step 6: Final answer
    x = 190,120.71

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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.