Home / 213,944.45-295,308.95-123,360.71

Finding the Fourth Proportional to 213,944.45, 295,308.95 and 123,360.71

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Solution

The fourth proportional to 213,944.45, 295,308.95 and 123,360.71 is: 170,275.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,944.45 : 295,308.95 = 123,360.71 : x
  2. Step 2: Convert to fraction form
    213,944.45/295,308.95 = 123,360.71/x
  3. Step 3: Cross multiply
    213,944.45x = 295,308.95 × 123,360.71
  4. Step 4: Simplify right side
    213,944.45x = 36,429,519,648.01
  5. Step 5: Solve for x
    x = 36,429,519,648.01/213,944.45
  6. Step 6: Final answer
    x = 170,275.60

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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.