Home / 192,627.83-288,991.05-112,733.08

Finding the Fourth Proportional to 192,627.83, 288,991.05 and 112,733.08

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Solution

The fourth proportional to 192,627.83, 288,991.05 and 112,733.08 is: 169,128.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,627.83 : 288,991.05 = 112,733.08 : x
  2. Step 2: Convert to fraction form
    192,627.83/288,991.05 = 112,733.08/x
  3. Step 3: Cross multiply
    192,627.83x = 288,991.05 × 112,733.08
  4. Step 4: Simplify right side
    192,627.83x = 32,578,850,013.71
  5. Step 5: Solve for x
    x = 32,578,850,013.71/192,627.83
  6. Step 6: Final answer
    x = 169,128.47

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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.