Home / 66,404.07-99,635.40-34,806.56

Finding the Fourth Proportional to 66,404.07, 99,635.40 and 34,806.56

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Solution

The fourth proportional to 66,404.07, 99,635.40 and 34,806.56 is: 52,225.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,404.07 : 99,635.40 = 34,806.56 : x
  2. Step 2: Convert to fraction form
    66,404.07/99,635.40 = 34,806.56/x
  3. Step 3: Cross multiply
    66,404.07x = 99,635.40 × 34,806.56
  4. Step 4: Simplify right side
    66,404.07x = 3,467,965,030.05
  5. Step 5: Solve for x
    x = 3,467,965,030.05/66,404.07
  6. Step 6: Final answer
    x = 52,225.19

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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.