Home / 64,795.04-97,165.20-20,409.92

Finding the Fourth Proportional to 64,795.04, 97,165.20 and 20,409.92

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Solution

The fourth proportional to 64,795.04, 97,165.20 and 20,409.92 is: 30,606.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,795.04 : 97,165.20 = 20,409.92 : x
  2. Step 2: Convert to fraction form
    64,795.04/97,165.20 = 20,409.92/x
  3. Step 3: Cross multiply
    64,795.04x = 97,165.20 × 20,409.92
  4. Step 4: Simplify right side
    64,795.04x = 1,983,133,958.78
  5. Step 5: Solve for x
    x = 1,983,133,958.78/64,795.04
  6. Step 6: Final answer
    x = 30,606.26

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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.