Home / 155,884.29-214,826.37-112,790.82

Finding the Fourth Proportional to 155,884.29, 214,826.37 and 112,790.82

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Solution

The fourth proportional to 155,884.29, 214,826.37 and 112,790.82 is: 155,438.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,884.29 : 214,826.37 = 112,790.82 : x
  2. Step 2: Convert to fraction form
    155,884.29/214,826.37 = 112,790.82/x
  3. Step 3: Cross multiply
    155,884.29x = 214,826.37 × 112,790.82
  4. Step 4: Simplify right side
    155,884.29x = 24,230,442,429.92
  5. Step 5: Solve for x
    x = 24,230,442,429.92/155,884.29
  6. Step 6: Final answer
    x = 155,438.64

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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.