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Finding the Fourth Proportional to 273,646.16, 377,628.14 and 152,789.52

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Solution

The fourth proportional to 273,646.16, 377,628.14 and 152,789.52 is: 210,847.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,646.16 : 377,628.14 = 152,789.52 : x
  2. Step 2: Convert to fraction form
    273,646.16/377,628.14 = 152,789.52/x
  3. Step 3: Cross multiply
    273,646.16x = 377,628.14 × 152,789.52
  4. Step 4: Simplify right side
    273,646.16x = 57,697,622,249.09
  5. Step 5: Solve for x
    x = 57,697,622,249.09/273,646.16
  6. Step 6: Final answer
    x = 210,847.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.