Home / 213,877.80-295,182.48-123,216.12

Finding the Fourth Proportional to 213,877.80, 295,182.48 and 123,216.12

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Solution

The fourth proportional to 213,877.80, 295,182.48 and 123,216.12 is: 170,056.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,877.80 : 295,182.48 = 123,216.12 : x
  2. Step 2: Convert to fraction form
    213,877.80/295,182.48 = 123,216.12/x
  3. Step 3: Cross multiply
    213,877.80x = 295,182.48 × 123,216.12
  4. Step 4: Simplify right side
    213,877.80x = 36,371,239,877.58
  5. Step 5: Solve for x
    x = 36,371,239,877.58/213,877.80
  6. Step 6: Final answer
    x = 170,056.17

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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.