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Finding the Fourth Proportional to 183,544.63, 275,263.66 and 76,925.79

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Solution

The fourth proportional to 183,544.63, 275,263.66 and 76,925.79 is: 115,366.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,544.63 : 275,263.66 = 76,925.79 : x
  2. Step 2: Convert to fraction form
    183,544.63/275,263.66 = 76,925.79/x
  3. Step 3: Cross multiply
    183,544.63x = 275,263.66 × 76,925.79
  4. Step 4: Simplify right side
    183,544.63x = 21,174,874,503.79
  5. Step 5: Solve for x
    x = 21,174,874,503.79/183,544.63
  6. Step 6: Final answer
    x = 115,366.35

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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.