Home / 273,300.27-377,155.04-152,449.35

Finding the Fourth Proportional to 273,300.27, 377,155.04 and 152,449.35

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Solution

The fourth proportional to 273,300.27, 377,155.04 and 152,449.35 is: 210,380.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,300.27 : 377,155.04 = 152,449.35 : x
  2. Step 2: Convert to fraction form
    273,300.27/377,155.04 = 152,449.35/x
  3. Step 3: Cross multiply
    273,300.27x = 377,155.04 × 152,449.35
  4. Step 4: Simplify right side
    273,300.27x = 57,497,039,934.98
  5. Step 5: Solve for x
    x = 57,497,039,934.98/273,300.27
  6. Step 6: Final answer
    x = 210,380.47

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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.