Home / 102,143.39-153,215.09-32,028.35

Finding the Fourth Proportional to 102,143.39, 153,215.09 and 32,028.35

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Solution

The fourth proportional to 102,143.39, 153,215.09 and 32,028.35 is: 48,042.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,143.39 : 153,215.09 = 32,028.35 : x
  2. Step 2: Convert to fraction form
    102,143.39/153,215.09 = 32,028.35/x
  3. Step 3: Cross multiply
    102,143.39x = 153,215.09 × 32,028.35
  4. Step 4: Simplify right side
    102,143.39x = 4,907,226,527.80
  5. Step 5: Solve for x
    x = 4,907,226,527.80/102,143.39
  6. Step 6: Final answer
    x = 48,042.53

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1.5x scale

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.