Home / 211,853.72-292,358.76-116,362.28

Finding the Fourth Proportional to 211,853.72, 292,358.76 and 116,362.28

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Solution

The fourth proportional to 211,853.72, 292,358.76 and 116,362.28 is: 160,580.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,853.72 : 292,358.76 = 116,362.28 : x
  2. Step 2: Convert to fraction form
    211,853.72/292,358.76 = 116,362.28/x
  3. Step 3: Cross multiply
    211,853.72x = 292,358.76 × 116,362.28
  4. Step 4: Simplify right side
    211,853.72x = 34,019,531,891.57
  5. Step 5: Solve for x
    x = 34,019,531,891.57/211,853.72
  6. Step 6: Final answer
    x = 160,580.29

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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.