Home / 100,345.40-150,412.73-33,762.41

Finding the Fourth Proportional to 100,345.40, 150,412.73 and 33,762.41

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Solution

The fourth proportional to 100,345.40, 150,412.73 and 33,762.41 is: 50,608.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,345.40 : 150,412.73 = 33,762.41 : x
  2. Step 2: Convert to fraction form
    100,345.40/150,412.73 = 33,762.41/x
  3. Step 3: Cross multiply
    100,345.40x = 150,412.73 × 33,762.41
  4. Step 4: Simplify right side
    100,345.40x = 5,078,296,259.48
  5. Step 5: Solve for x
    x = 5,078,296,259.48/100,345.40
  6. Step 6: Final answer
    x = 50,608.16

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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.