Home / 281,856.40-422,784.60-94,848.40

Finding the Fourth Proportional to 281,856.40, 422,784.60 and 94,848.40

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Solution

The fourth proportional to 281,856.40, 422,784.60 and 94,848.40 is: 142,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,856.40 : 422,784.60 = 94,848.40 : x
  2. Step 2: Convert to fraction form
    281,856.40/422,784.60 = 94,848.40/x
  3. Step 3: Cross multiply
    281,856.40x = 422,784.60 × 94,848.40
  4. Step 4: Simplify right side
    281,856.40x = 40,100,442,854.64
  5. Step 5: Solve for x
    x = 40,100,442,854.64/281,856.40
  6. Step 6: Final answer
    x = 142,272.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.