Home / 70,093.21-96,725.25-39,875.68

Finding the Fourth Proportional to 70,093.21, 96,725.25 and 39,875.68

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Solution

The fourth proportional to 70,093.21, 96,725.25 and 39,875.68 is: 55,026.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,093.21 : 96,725.25 = 39,875.68 : x
  2. Step 2: Convert to fraction form
    70,093.21/96,725.25 = 39,875.68/x
  3. Step 3: Cross multiply
    70,093.21x = 96,725.25 × 39,875.68
  4. Step 4: Simplify right side
    70,093.21x = 3,856,985,116.92
  5. Step 5: Solve for x
    x = 3,856,985,116.92/70,093.21
  6. Step 6: Final answer
    x = 55,026.52

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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.