Home / 64,933.61-97,404.08-18,190.13

Finding the Fourth Proportional to 64,933.61, 97,404.08 and 18,190.13

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Solution

The fourth proportional to 64,933.61, 97,404.08 and 18,190.13 is: 27,286.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,933.61 : 97,404.08 = 18,190.13 : x
  2. Step 2: Convert to fraction form
    64,933.61/97,404.08 = 18,190.13/x
  3. Step 3: Cross multiply
    64,933.61x = 97,404.08 × 18,190.13
  4. Step 4: Simplify right side
    64,933.61x = 1,771,792,299.76
  5. Step 5: Solve for x
    x = 1,771,792,299.76/64,933.61
  6. Step 6: Final answer
    x = 27,286.21

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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.