Home / 211,616.16-292,030.14-120,974.13

Finding the Fourth Proportional to 211,616.16, 292,030.14 and 120,974.13

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Solution

The fourth proportional to 211,616.16, 292,030.14 and 120,974.13 is: 166,944.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,616.16 : 292,030.14 = 120,974.13 : x
  2. Step 2: Convert to fraction form
    211,616.16/292,030.14 = 120,974.13/x
  3. Step 3: Cross multiply
    211,616.16x = 292,030.14 × 120,974.13
  4. Step 4: Simplify right side
    211,616.16x = 35,328,092,120.28
  5. Step 5: Solve for x
    x = 35,328,092,120.28/211,616.16
  6. Step 6: Final answer
    x = 166,944.21

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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.