Home / 70,218.42-105,305.71-23,460.36

Finding the Fourth Proportional to 70,218.42, 105,305.71 and 23,460.36

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Solution

The fourth proportional to 70,218.42, 105,305.71 and 23,460.36 is: 35,183.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,218.42 : 105,305.71 = 23,460.36 : x
  2. Step 2: Convert to fraction form
    70,218.42/105,305.71 = 23,460.36/x
  3. Step 3: Cross multiply
    70,218.42x = 105,305.71 × 23,460.36
  4. Step 4: Simplify right side
    70,218.42x = 2,470,509,866.66
  5. Step 5: Solve for x
    x = 2,470,509,866.66/70,218.42
  6. Step 6: Final answer
    x = 35,183.22

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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.