Home / 69,513.48-104,192.46-30,011.40

Finding the Fourth Proportional to 69,513.48, 104,192.46 and 30,011.40

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Solution

The fourth proportional to 69,513.48, 104,192.46 and 30,011.40 is: 44,983.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,513.48 : 104,192.46 = 30,011.40 : x
  2. Step 2: Convert to fraction form
    69,513.48/104,192.46 = 30,011.40/x
  3. Step 3: Cross multiply
    69,513.48x = 104,192.46 × 30,011.40
  4. Step 4: Simplify right side
    69,513.48x = 3,126,961,594.04
  5. Step 5: Solve for x
    x = 3,126,961,594.04/69,513.48
  6. Step 6: Final answer
    x = 44,983.53

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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.