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Finding the Fourth Proportional to 180,210.33, 270,426.67 and 91,527.48

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Solution

The fourth proportional to 180,210.33, 270,426.67 and 91,527.48 is: 137,347.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,210.33 : 270,426.67 = 91,527.48 : x
  2. Step 2: Convert to fraction form
    180,210.33/270,426.67 = 91,527.48/x
  3. Step 3: Cross multiply
    180,210.33x = 270,426.67 × 91,527.48
  4. Step 4: Simplify right side
    180,210.33x = 24,751,471,401.07
  5. Step 5: Solve for x
    x = 24,751,471,401.07/180,210.33
  6. Step 6: Final answer
    x = 137,347.68

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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.