Home / 51,172.90-76,646.34-33,429.04

Finding the Fourth Proportional to 51,172.90, 76,646.34 and 33,429.04

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Solution

The fourth proportional to 51,172.90, 76,646.34 and 33,429.04 is: 50,069.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,172.90 : 76,646.34 = 33,429.04 : x
  2. Step 2: Convert to fraction form
    51,172.90/76,646.34 = 33,429.04/x
  3. Step 3: Cross multiply
    51,172.90x = 76,646.34 × 33,429.04
  4. Step 4: Simplify right side
    51,172.90x = 2,562,213,565.71
  5. Step 5: Solve for x
    x = 2,562,213,565.71/51,172.90
  6. Step 6: Final answer
    x = 50,069.74

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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.