Home / 70,922.24-97,868.30-39,091.40

Finding the Fourth Proportional to 70,922.24, 97,868.30 and 39,091.40

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Solution

The fourth proportional to 70,922.24, 97,868.30 and 39,091.40 is: 53,943.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,922.24 : 97,868.30 = 39,091.40 : x
  2. Step 2: Convert to fraction form
    70,922.24/97,868.30 = 39,091.40/x
  3. Step 3: Cross multiply
    70,922.24x = 97,868.30 × 39,091.40
  4. Step 4: Simplify right side
    70,922.24x = 3,825,808,862.62
  5. Step 5: Solve for x
    x = 3,825,808,862.62/70,922.24
  6. Step 6: Final answer
    x = 53,943.71

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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.