Home / 192,382.83-288,574.25-52,141.46

Finding the Fourth Proportional to 192,382.83, 288,574.25 and 52,141.46

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Solution

The fourth proportional to 192,382.83, 288,574.25 and 52,141.46 is: 78,212.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,382.83 : 288,574.25 = 52,141.46 : x
  2. Step 2: Convert to fraction form
    192,382.83/288,574.25 = 52,141.46/x
  3. Step 3: Cross multiply
    192,382.83x = 288,574.25 × 52,141.46
  4. Step 4: Simplify right side
    192,382.83x = 15,046,681,009.83
  5. Step 5: Solve for x
    x = 15,046,681,009.83/192,382.83
  6. Step 6: Final answer
    x = 78,212.18

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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.