Home / 64,914.53-97,362.05-20,535.52

Finding the Fourth Proportional to 64,914.53, 97,362.05 and 20,535.52

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Solution

The fourth proportional to 64,914.53, 97,362.05 and 20,535.52 is: 30,800.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,914.53 : 97,362.05 = 20,535.52 : x
  2. Step 2: Convert to fraction form
    64,914.53/97,362.05 = 20,535.52/x
  3. Step 3: Cross multiply
    64,914.53x = 97,362.05 × 20,535.52
  4. Step 4: Simplify right side
    64,914.53x = 1,999,380,132.95
  5. Step 5: Solve for x
    x = 1,999,380,132.95/64,914.53
  6. Step 6: Final answer
    x = 30,800.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.