Home / 211,472.98-291,848.16-120,827.01

Finding the Fourth Proportional to 211,472.98, 291,848.16 and 120,827.01

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Solution

The fourth proportional to 211,472.98, 291,848.16 and 120,827.01 is: 166,750.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,472.98 : 291,848.16 = 120,827.01 : x
  2. Step 2: Convert to fraction form
    211,472.98/291,848.16 = 120,827.01/x
  3. Step 3: Cross multiply
    211,472.98x = 291,848.16 × 120,827.01
  4. Step 4: Simplify right side
    211,472.98x = 35,263,140,546.80
  5. Step 5: Solve for x
    x = 35,263,140,546.80/211,472.98
  6. Step 6: Final answer
    x = 166,750.10

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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.