Home / 70,150.86-105,226.29-17,560.34

Finding the Fourth Proportional to 70,150.86, 105,226.29 and 17,560.34

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Solution

The fourth proportional to 70,150.86, 105,226.29 and 17,560.34 is: 26,340.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,150.86 : 105,226.29 = 17,560.34 : x
  2. Step 2: Convert to fraction form
    70,150.86/105,226.29 = 17,560.34/x
  3. Step 3: Cross multiply
    70,150.86x = 105,226.29 × 17,560.34
  4. Step 4: Simplify right side
    70,150.86x = 1,847,809,889.70
  5. Step 5: Solve for x
    x = 1,847,809,889.70/70,150.86
  6. Step 6: Final answer
    x = 26,340.52

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1.5x scale

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.