Home / 70,903.22-97,847.09-39,073.26

Finding the Fourth Proportional to 70,903.22, 97,847.09 and 39,073.26

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Solution

The fourth proportional to 70,903.22, 97,847.09 and 39,073.26 is: 53,921.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,903.22 : 97,847.09 = 39,073.26 : x
  2. Step 2: Convert to fraction form
    70,903.22/97,847.09 = 39,073.26/x
  3. Step 3: Cross multiply
    70,903.22x = 97,847.09 × 39,073.26
  4. Step 4: Simplify right side
    70,903.22x = 3,823,204,787.81
  5. Step 5: Solve for x
    x = 3,823,204,787.81/70,903.22
  6. Step 6: Final answer
    x = 53,921.46

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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.