Home / 66,353.31-99,578.07-49,758.03

Finding the Fourth Proportional to 66,353.31, 99,578.07 and 49,758.03

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Solution

The fourth proportional to 66,353.31, 99,578.07 and 49,758.03 is: 74,673.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,353.31 : 99,578.07 = 49,758.03 : x
  2. Step 2: Convert to fraction form
    66,353.31/99,578.07 = 49,758.03/x
  3. Step 3: Cross multiply
    66,353.31x = 99,578.07 × 49,758.03
  4. Step 4: Simplify right side
    66,353.31x = 4,954,808,594.40
  5. Step 5: Solve for x
    x = 4,954,808,594.40/66,353.31
  6. Step 6: Final answer
    x = 74,673.12

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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.