Home / 70,683.72-97,542.96-38,852.28

Finding the Fourth Proportional to 70,683.72, 97,542.96 and 38,852.28

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Solution

The fourth proportional to 70,683.72, 97,542.96 and 38,852.28 is: 53,615.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,683.72 : 97,542.96 = 38,852.28 : x
  2. Step 2: Convert to fraction form
    70,683.72/97,542.96 = 38,852.28/x
  3. Step 3: Cross multiply
    70,683.72x = 97,542.96 × 38,852.28
  4. Step 4: Simplify right side
    70,683.72x = 3,789,766,393.95
  5. Step 5: Solve for x
    x = 3,789,766,393.95/70,683.72
  6. Step 6: Final answer
    x = 53,615.83

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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.