Home / 70,035.60-96,650.52-38,205.36

Finding the Fourth Proportional to 70,035.60, 96,650.52 and 38,205.36

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Solution

The fourth proportional to 70,035.60, 96,650.52 and 38,205.36 is: 52,724.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,035.60 : 96,650.52 = 38,205.36 : x
  2. Step 2: Convert to fraction form
    70,035.60/96,650.52 = 38,205.36/x
  3. Step 3: Cross multiply
    70,035.60x = 96,650.52 × 38,205.36
  4. Step 4: Simplify right side
    70,035.60x = 3,692,567,910.79
  5. Step 5: Solve for x
    x = 3,692,567,910.79/70,035.60
  6. Step 6: Final answer
    x = 52,724.16

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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.