Home / 248,358.60-342,742.92-140,933.16

Finding the Fourth Proportional to 248,358.60, 342,742.92 and 140,933.16

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Solution

The fourth proportional to 248,358.60, 342,742.92 and 140,933.16 is: 194,492.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,358.60 : 342,742.92 = 140,933.16 : x
  2. Step 2: Convert to fraction form
    248,358.60/342,742.92 = 140,933.16/x
  3. Step 3: Cross multiply
    248,358.60x = 342,742.92 × 140,933.16
  4. Step 4: Simplify right side
    248,358.60x = 48,303,842,783.23
  5. Step 5: Solve for x
    x = 48,303,842,783.23/248,358.60
  6. Step 6: Final answer
    x = 194,492.33

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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.