Home / 93,828.80-140,751.84-30,649.28

Finding the Fourth Proportional to 93,828.80, 140,751.84 and 30,649.28

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Solution

The fourth proportional to 93,828.80, 140,751.84 and 30,649.28 is: 45,976.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,828.80 : 140,751.84 = 30,649.28 : x
  2. Step 2: Convert to fraction form
    93,828.80/140,751.84 = 30,649.28/x
  3. Step 3: Cross multiply
    93,828.80x = 140,751.84 × 30,649.28
  4. Step 4: Simplify right side
    93,828.80x = 4,313,941,850.92
  5. Step 5: Solve for x
    x = 4,313,941,850.92/93,828.80
  6. Step 6: Final answer
    x = 45,976.74

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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.