Home / 70,180.26-105,286.80-48,004.08

Finding the Fourth Proportional to 70,180.26, 105,286.80 and 48,004.08

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Solution

The fourth proportional to 70,180.26, 105,286.80 and 48,004.08 is: 72,017.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,180.26 : 105,286.80 = 48,004.08 : x
  2. Step 2: Convert to fraction form
    70,180.26/105,286.80 = 48,004.08/x
  3. Step 3: Cross multiply
    70,180.26x = 105,286.80 × 48,004.08
  4. Step 4: Simplify right side
    70,180.26x = 5,054,195,970.14
  5. Step 5: Solve for x
    x = 5,054,195,970.14/70,180.26
  6. Step 6: Final answer
    x = 72,017.34

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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.