Home / 70,517.36-105,775.23-23,803.04

Finding the Fourth Proportional to 70,517.36, 105,775.23 and 23,803.04

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Solution

The fourth proportional to 70,517.36, 105,775.23 and 23,803.04 is: 35,704.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,517.36 : 105,775.23 = 23,803.04 : x
  2. Step 2: Convert to fraction form
    70,517.36/105,775.23 = 23,803.04/x
  3. Step 3: Cross multiply
    70,517.36x = 105,775.23 × 23,803.04
  4. Step 4: Simplify right side
    70,517.36x = 2,517,772,030.70
  5. Step 5: Solve for x
    x = 2,517,772,030.70/70,517.36
  6. Step 6: Final answer
    x = 35,704.29

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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.