Home / 216,027.88-297,924.66-135,464.20

Finding the Fourth Proportional to 216,027.88, 297,924.66 and 135,464.20

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Solution

The fourth proportional to 216,027.88, 297,924.66 and 135,464.20 is: 186,819.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,027.88 : 297,924.66 = 135,464.20 : x
  2. Step 2: Convert to fraction form
    216,027.88/297,924.66 = 135,464.20/x
  3. Step 3: Cross multiply
    216,027.88x = 297,924.66 × 135,464.20
  4. Step 4: Simplify right side
    216,027.88x = 40,358,125,727.17
  5. Step 5: Solve for x
    x = 40,358,125,727.17/216,027.88
  6. Step 6: Final answer
    x = 186,819.06

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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.