Home / 212,006.96-292,261.40-148,146.48

Finding the Fourth Proportional to 212,006.96, 292,261.40 and 148,146.48

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Solution

The fourth proportional to 212,006.96, 292,261.40 and 148,146.48 is: 204,226.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,006.96 : 292,261.40 = 148,146.48 : x
  2. Step 2: Convert to fraction form
    212,006.96/292,261.40 = 148,146.48/x
  3. Step 3: Cross multiply
    212,006.96x = 292,261.40 × 148,146.48
  4. Step 4: Simplify right side
    212,006.96x = 43,297,497,649.87
  5. Step 5: Solve for x
    x = 43,297,497,649.87/212,006.96
  6. Step 6: Final answer
    x = 204,226.77

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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.