Home / 82,194.07-113,427.85-45,400.36

Finding the Fourth Proportional to 82,194.07, 113,427.85 and 45,400.36

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Solution

The fourth proportional to 82,194.07, 113,427.85 and 45,400.36 is: 62,652.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,194.07 : 113,427.85 = 45,400.36 : x
  2. Step 2: Convert to fraction form
    82,194.07/113,427.85 = 45,400.36/x
  3. Step 3: Cross multiply
    82,194.07x = 113,427.85 × 45,400.36
  4. Step 4: Simplify right side
    82,194.07x = 5,149,664,543.39
  5. Step 5: Solve for x
    x = 5,149,664,543.39/82,194.07
  6. Step 6: Final answer
    x = 62,652.51

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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.