Home / 70,446.23-97,219.79-41,782.86

Finding the Fourth Proportional to 70,446.23, 97,219.79 and 41,782.86

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Solution

The fourth proportional to 70,446.23, 97,219.79 and 41,782.86 is: 57,662.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,446.23 : 97,219.79 = 41,782.86 : x
  2. Step 2: Convert to fraction form
    70,446.23/97,219.79 = 41,782.86/x
  3. Step 3: Cross multiply
    70,446.23x = 97,219.79 × 41,782.86
  4. Step 4: Simplify right side
    70,446.23x = 4,062,120,665.89
  5. Step 5: Solve for x
    x = 4,062,120,665.89/70,446.23
  6. Step 6: Final answer
    x = 57,662.72

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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.