Home / 165,646.32-248,394.60-47,289.48

Finding the Fourth Proportional to 165,646.32, 248,394.60 and 47,289.48

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Solution

The fourth proportional to 165,646.32, 248,394.60 and 47,289.48 is: 70,912.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,646.32 : 248,394.60 = 47,289.48 : x
  2. Step 2: Convert to fraction form
    165,646.32/248,394.60 = 47,289.48/x
  3. Step 3: Cross multiply
    165,646.32x = 248,394.60 × 47,289.48
  4. Step 4: Simplify right side
    165,646.32x = 11,746,451,468.81
  5. Step 5: Solve for x
    x = 11,746,451,468.81/165,646.32
  6. Step 6: Final answer
    x = 70,912.84

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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.