Home / 273,339.12-377,079.39-177,810.96

Finding the Fourth Proportional to 273,339.12, 377,079.39 and 177,810.96

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Solution

The fourth proportional to 273,339.12, 377,079.39 and 177,810.96 is: 245,295.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,339.12 : 377,079.39 = 177,810.96 : x
  2. Step 2: Convert to fraction form
    273,339.12/377,079.39 = 177,810.96/x
  3. Step 3: Cross multiply
    273,339.12x = 377,079.39 × 177,810.96
  4. Step 4: Simplify right side
    273,339.12x = 67,048,848,332.11
  5. Step 5: Solve for x
    x = 67,048,848,332.11/273,339.12
  6. Step 6: Final answer
    x = 245,295.47

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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.