Home / 70,422.02-105,561.95-44,145.22

Finding the Fourth Proportional to 70,422.02, 105,561.95 and 44,145.22

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Solution

The fourth proportional to 70,422.02, 105,561.95 and 44,145.22 is: 66,173.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,422.02 : 105,561.95 = 44,145.22 : x
  2. Step 2: Convert to fraction form
    70,422.02/105,561.95 = 44,145.22/x
  3. Step 3: Cross multiply
    70,422.02x = 105,561.95 × 44,145.22
  4. Step 4: Simplify right side
    70,422.02x = 4,660,054,978.57
  5. Step 5: Solve for x
    x = 4,660,054,978.57/70,422.02
  6. Step 6: Final answer
    x = 66,173.26

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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.