Home / 34,210.20-51,272.10-30,322.20

Finding the Fourth Proportional to 34,210.20, 51,272.10 and 30,322.20

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Solution

The fourth proportional to 34,210.20, 51,272.10 and 30,322.20 is: 45,445.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,210.20 : 51,272.10 = 30,322.20 : x
  2. Step 2: Convert to fraction form
    34,210.20/51,272.10 = 30,322.20/x
  3. Step 3: Cross multiply
    34,210.20x = 51,272.10 × 30,322.20
  4. Step 4: Simplify right side
    34,210.20x = 1,554,682,870.62
  5. Step 5: Solve for x
    x = 1,554,682,870.62/34,210.20
  6. Step 6: Final answer
    x = 45,445.01

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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.