Home / 245,414.34-338,533.47-147,272.18

Finding the Fourth Proportional to 245,414.34, 338,533.47 and 147,272.18

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Solution

The fourth proportional to 245,414.34, 338,533.47 and 147,272.18 is: 203,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,414.34 : 338,533.47 = 147,272.18 : x
  2. Step 2: Convert to fraction form
    245,414.34/338,533.47 = 147,272.18/x
  3. Step 3: Cross multiply
    245,414.34x = 338,533.47 × 147,272.18
  4. Step 4: Simplify right side
    245,414.34x = 49,856,560,437.20
  5. Step 5: Solve for x
    x = 49,856,560,437.20/245,414.34
  6. Step 6: Final answer
    x = 203,152.60

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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.