Home / 75,418.92-113,130-22,828.32

Finding the Fourth Proportional to 75,418.92, 113,130 and 22,828.32

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Solution

The fourth proportional to 75,418.92, 113,130 and 22,828.32 is: 34,242.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,418.92 : 113,130 = 22,828.32 : x
  2. Step 2: Convert to fraction form
    75,418.92/113,130 = 22,828.32/x
  3. Step 3: Cross multiply
    75,418.92x = 113,130 × 22,828.32
  4. Step 4: Simplify right side
    75,418.92x = 2,582,567,841.60
  5. Step 5: Solve for x
    x = 2,582,567,841.60/75,418.92
  6. Step 6: Final answer
    x = 34,242.97

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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.