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Finding the Fourth Proportional to 273,574.90, 377,612.75 and 158,879.51

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Solution

The fourth proportional to 273,574.90, 377,612.75 and 158,879.51 is: 219,299.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,574.90 : 377,612.75 = 158,879.51 : x
  2. Step 2: Convert to fraction form
    273,574.90/377,612.75 = 158,879.51/x
  3. Step 3: Cross multiply
    273,574.90x = 377,612.75 × 158,879.51
  4. Step 4: Simplify right side
    273,574.90x = 59,994,928,614.94
  5. Step 5: Solve for x
    x = 59,994,928,614.94/273,574.90
  6. Step 6: Final answer
    x = 219,299.83

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1.5x scale

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.