Home / 70,706.24-97,560.60-39,662.48

Finding the Fourth Proportional to 70,706.24, 97,560.60 and 39,662.48

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Solution

The fourth proportional to 70,706.24, 97,560.60 and 39,662.48 is: 54,726.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,706.24 : 97,560.60 = 39,662.48 : x
  2. Step 2: Convert to fraction form
    70,706.24/97,560.60 = 39,662.48/x
  3. Step 3: Cross multiply
    70,706.24x = 97,560.60 × 39,662.48
  4. Step 4: Simplify right side
    70,706.24x = 3,869,494,858.49
  5. Step 5: Solve for x
    x = 3,869,494,858.49/70,706.24
  6. Step 6: Final answer
    x = 54,726.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.