Home / 180,813.60-271,142.64-56,164.32

Finding the Fourth Proportional to 180,813.60, 271,142.64 and 56,164.32

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Solution

The fourth proportional to 180,813.60, 271,142.64 and 56,164.32 is: 84,222.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,813.60 : 271,142.64 = 56,164.32 : x
  2. Step 2: Convert to fraction form
    180,813.60/271,142.64 = 56,164.32/x
  3. Step 3: Cross multiply
    180,813.60x = 271,142.64 × 56,164.32
  4. Step 4: Simplify right side
    180,813.60x = 15,228,541,998.60
  5. Step 5: Solve for x
    x = 15,228,541,998.60/180,813.60
  6. Step 6: Final answer
    x = 84,222.33

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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.