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Finding the Fourth Proportional to 183,443.94, 275,036.95 and 80,812.59

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Solution

The fourth proportional to 183,443.94, 275,036.95 and 80,812.59 is: 121,162.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,443.94 : 275,036.95 = 80,812.59 : x
  2. Step 2: Convert to fraction form
    183,443.94/275,036.95 = 80,812.59/x
  3. Step 3: Cross multiply
    183,443.94x = 275,036.95 × 80,812.59
  4. Step 4: Simplify right side
    183,443.94x = 22,226,447,344.83
  5. Step 5: Solve for x
    x = 22,226,447,344.83/183,443.94
  6. Step 6: Final answer
    x = 121,162.07

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1.5x scale

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.