Home / 145,185.48-218,855.45-132,573.00

Finding the Fourth Proportional to 145,185.48, 218,855.45 and 132,573.00

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Solution

The fourth proportional to 145,185.48, 218,855.45 and 132,573.00 is: 199,843.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,185.48 : 218,855.45 = 132,573.00 : x
  2. Step 2: Convert to fraction form
    145,185.48/218,855.45 = 132,573.00/x
  3. Step 3: Cross multiply
    145,185.48x = 218,855.45 × 132,573.00
  4. Step 4: Simplify right side
    145,185.48x = 29,014,324,724.99
  5. Step 5: Solve for x
    x = 29,014,324,724.99/145,185.48
  6. Step 6: Final answer
    x = 199,843.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.