Home / 70,441.26-97,211.43-38,610.15

Finding the Fourth Proportional to 70,441.26, 97,211.43 and 38,610.15

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Solution

The fourth proportional to 70,441.26, 97,211.43 and 38,610.15 is: 53,283.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,441.26 : 97,211.43 = 38,610.15 : x
  2. Step 2: Convert to fraction form
    70,441.26/97,211.43 = 38,610.15/x
  3. Step 3: Cross multiply
    70,441.26x = 97,211.43 × 38,610.15
  4. Step 4: Simplify right side
    70,441.26x = 3,753,347,894.01
  5. Step 5: Solve for x
    x = 3,753,347,894.01/70,441.26
  6. Step 6: Final answer
    x = 53,283.37

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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.