Home / 180,081.23-270,135.51-53,711.58

Finding the Fourth Proportional to 180,081.23, 270,135.51 and 53,711.58

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Solution

The fourth proportional to 180,081.23, 270,135.51 and 53,711.58 is: 80,571.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,081.23 : 270,135.51 = 53,711.58 : x
  2. Step 2: Convert to fraction form
    180,081.23/270,135.51 = 53,711.58/x
  3. Step 3: Cross multiply
    180,081.23x = 270,135.51 × 53,711.58
  4. Step 4: Simplify right side
    180,081.23x = 14,509,405,108.04
  5. Step 5: Solve for x
    x = 14,509,405,108.04/180,081.23
  6. Step 6: Final answer
    x = 80,571.45

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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.