Home / 250,828.47-346,120.45-148,836.38

Finding the Fourth Proportional to 250,828.47, 346,120.45 and 148,836.38

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Solution

The fourth proportional to 250,828.47, 346,120.45 and 148,836.38 is: 205,380.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,828.47 : 346,120.45 = 148,836.38 : x
  2. Step 2: Convert to fraction form
    250,828.47/346,120.45 = 148,836.38/x
  3. Step 3: Cross multiply
    250,828.47x = 346,120.45 × 148,836.38
  4. Step 4: Simplify right side
    250,828.47x = 51,515,312,719.28
  5. Step 5: Solve for x
    x = 51,515,312,719.28/250,828.47
  6. Step 6: Final answer
    x = 205,380.64

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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.