Home / 212,067.77-292,646.12-116,573.78

Finding the Fourth Proportional to 212,067.77, 292,646.12 and 116,573.78

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Solution

The fourth proportional to 212,067.77, 292,646.12 and 116,573.78 is: 160,867.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,067.77 : 292,646.12 = 116,573.78 : x
  2. Step 2: Convert to fraction form
    212,067.77/292,646.12 = 116,573.78/x
  3. Step 3: Cross multiply
    212,067.77x = 292,646.12 × 116,573.78
  4. Step 4: Simplify right side
    212,067.77x = 34,114,864,559.48
  5. Step 5: Solve for x
    x = 34,114,864,559.48/212,067.77
  6. Step 6: Final answer
    x = 160,867.75

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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.