Home / 180,153.52-270,268.92-53,803.72

Finding the Fourth Proportional to 180,153.52, 270,268.92 and 53,803.72

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Solution

The fourth proportional to 180,153.52, 270,268.92 and 53,803.72 is: 80,717.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,153.52 : 270,268.92 = 53,803.72 : x
  2. Step 2: Convert to fraction form
    180,153.52/270,268.92 = 53,803.72/x
  3. Step 3: Cross multiply
    180,153.52x = 270,268.92 × 53,803.72
  4. Step 4: Simplify right side
    180,153.52x = 14,541,473,296.38
  5. Step 5: Solve for x
    x = 14,541,473,296.38/180,153.52
  6. Step 6: Final answer
    x = 80,717.12

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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.