Home / 54,441.60-75,141.12-33,216.32

Finding the Fourth Proportional to 54,441.60, 75,141.12 and 33,216.32

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Solution

The fourth proportional to 54,441.60, 75,141.12 and 33,216.32 is: 45,845.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,441.60 : 75,141.12 = 33,216.32 : x
  2. Step 2: Convert to fraction form
    54,441.60/75,141.12 = 33,216.32/x
  3. Step 3: Cross multiply
    54,441.60x = 75,141.12 × 33,216.32
  4. Step 4: Simplify right side
    54,441.60x = 2,495,911,487.08
  5. Step 5: Solve for x
    x = 2,495,911,487.08/54,441.60
  6. Step 6: Final answer
    x = 45,845.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.