Home / 215,346.74-297,175.50-119,853.45

Finding the Fourth Proportional to 215,346.74, 297,175.50 and 119,853.45

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Solution

The fourth proportional to 215,346.74, 297,175.50 and 119,853.45 is: 165,396.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,346.74 : 297,175.50 = 119,853.45 : x
  2. Step 2: Convert to fraction form
    215,346.74/297,175.50 = 119,853.45/x
  3. Step 3: Cross multiply
    215,346.74x = 297,175.50 × 119,853.45
  4. Step 4: Simplify right side
    215,346.74x = 35,617,508,930.48
  5. Step 5: Solve for x
    x = 35,617,508,930.48/215,346.74
  6. Step 6: Final answer
    x = 165,396.09

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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.