Home / 70,515.36-105,772.23-23,801.04

Finding the Fourth Proportional to 70,515.36, 105,772.23 and 23,801.04

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Solution

The fourth proportional to 70,515.36, 105,772.23 and 23,801.04 is: 35,701.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,515.36 : 105,772.23 = 23,801.04 : x
  2. Step 2: Convert to fraction form
    70,515.36/105,772.23 = 23,801.04/x
  3. Step 3: Cross multiply
    70,515.36x = 105,772.23 × 23,801.04
  4. Step 4: Simplify right side
    70,515.36x = 2,517,489,077.12
  5. Step 5: Solve for x
    x = 2,517,489,077.12/70,515.36
  6. Step 6: Final answer
    x = 35,701.29

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Similar ratio
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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.