Home / 82,235.54-113,487.80-50,398.29

Finding the Fourth Proportional to 82,235.54, 113,487.80 and 50,398.29

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Solution

The fourth proportional to 82,235.54, 113,487.80 and 50,398.29 is: 69,551.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,235.54 : 113,487.80 = 50,398.29 : x
  2. Step 2: Convert to fraction form
    82,235.54/113,487.80 = 50,398.29/x
  3. Step 3: Cross multiply
    82,235.54x = 113,487.80 × 50,398.29
  4. Step 4: Simplify right side
    82,235.54x = 5,719,590,803.87
  5. Step 5: Solve for x
    x = 5,719,590,803.87/82,235.54
  6. Step 6: Final answer
    x = 69,551.32

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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.