Home / 70,047.22-96,667.87-39,835.30

Finding the Fourth Proportional to 70,047.22, 96,667.87 and 39,835.30

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Solution

The fourth proportional to 70,047.22, 96,667.87 and 39,835.30 is: 54,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,047.22 : 96,667.87 = 39,835.30 : x
  2. Step 2: Convert to fraction form
    70,047.22/96,667.87 = 39,835.30/x
  3. Step 3: Cross multiply
    70,047.22x = 96,667.87 × 39,835.30
  4. Step 4: Simplify right side
    70,047.22x = 3,850,793,601.81
  5. Step 5: Solve for x
    x = 3,850,793,601.81/70,047.22
  6. Step 6: Final answer
    x = 54,974.25

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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.