Home / 270,212.22-405,318.51-70,532.10

Finding the Fourth Proportional to 270,212.22, 405,318.51 and 70,532.10

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Solution

The fourth proportional to 270,212.22, 405,318.51 and 70,532.10 is: 105,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,212.22 : 405,318.51 = 70,532.10 : x
  2. Step 2: Convert to fraction form
    270,212.22/405,318.51 = 70,532.10/x
  3. Step 3: Cross multiply
    270,212.22x = 405,318.51 × 70,532.10
  4. Step 4: Simplify right side
    270,212.22x = 28,587,965,679.17
  5. Step 5: Solve for x
    x = 28,587,965,679.17/270,212.22
  6. Step 6: Final answer
    x = 105,798.20

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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.