Home / 70,835.08-97,751.58-39,003.28

Finding the Fourth Proportional to 70,835.08, 97,751.58 and 39,003.28

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Solution

The fourth proportional to 70,835.08, 97,751.58 and 39,003.28 is: 53,824.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,835.08 : 97,751.58 = 39,003.28 : x
  2. Step 2: Convert to fraction form
    70,835.08/97,751.58 = 39,003.28/x
  3. Step 3: Cross multiply
    70,835.08x = 97,751.58 × 39,003.28
  4. Step 4: Simplify right side
    70,835.08x = 3,812,632,245.18
  5. Step 5: Solve for x
    x = 3,812,632,245.18/70,835.08
  6. Step 6: Final answer
    x = 53,824.07

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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.