Home / 133,092.04-183,664.16-72,659.74

Finding the Fourth Proportional to 133,092.04, 183,664.16 and 72,659.74

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Solution

The fourth proportional to 133,092.04, 183,664.16 and 72,659.74 is: 100,268.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,092.04 : 183,664.16 = 72,659.74 : x
  2. Step 2: Convert to fraction form
    133,092.04/183,664.16 = 72,659.74/x
  3. Step 3: Cross multiply
    133,092.04x = 183,664.16 × 72,659.74
  4. Step 4: Simplify right side
    133,092.04x = 13,344,990,112.92
  5. Step 5: Solve for x
    x = 13,344,990,112.92/133,092.04
  6. Step 6: Final answer
    x = 100,268.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.