Home / 250,148.43-345,182.91-148,155.84

Finding the Fourth Proportional to 250,148.43, 345,182.91 and 148,155.84

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Solution

The fourth proportional to 250,148.43, 345,182.91 and 148,155.84 is: 204,442.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,148.43 : 345,182.91 = 148,155.84 : x
  2. Step 2: Convert to fraction form
    250,148.43/345,182.91 = 148,155.84/x
  3. Step 3: Cross multiply
    250,148.43x = 345,182.91 × 148,155.84
  4. Step 4: Simplify right side
    250,148.43x = 51,140,863,984.69
  5. Step 5: Solve for x
    x = 51,140,863,984.69/250,148.43
  6. Step 6: Final answer
    x = 204,442.07

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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.