Home / 57,267.39-85,436.10-54,167.32

Finding the Fourth Proportional to 57,267.39, 85,436.10 and 54,167.32

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Solution

The fourth proportional to 57,267.39, 85,436.10 and 54,167.32 is: 80,811.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,267.39 : 85,436.10 = 54,167.32 : x
  2. Step 2: Convert to fraction form
    57,267.39/85,436.10 = 54,167.32/x
  3. Step 3: Cross multiply
    57,267.39x = 85,436.10 × 54,167.32
  4. Step 4: Simplify right side
    57,267.39x = 4,627,844,675.05
  5. Step 5: Solve for x
    x = 4,627,844,675.05/57,267.39
  6. Step 6: Final answer
    x = 80,811.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.