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Finding the Fourth Proportional to 192,849.59, 288,101.59 and 124,827.47

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Solution

The fourth proportional to 192,849.59, 288,101.59 and 124,827.47 is: 186,482.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,849.59 : 288,101.59 = 124,827.47 : x
  2. Step 2: Convert to fraction form
    192,849.59/288,101.59 = 124,827.47/x
  3. Step 3: Cross multiply
    192,849.59x = 288,101.59 × 124,827.47
  4. Step 4: Simplify right side
    192,849.59x = 35,962,990,830.10
  5. Step 5: Solve for x
    x = 35,962,990,830.10/192,849.59
  6. Step 6: Final answer
    x = 186,482.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.