Home / 211,070.14-291,320.79-194,047.42

Finding the Fourth Proportional to 211,070.14, 291,320.79 and 194,047.42

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Solution

The fourth proportional to 211,070.14, 291,320.79 and 194,047.42 is: 267,825.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,070.14 : 291,320.79 = 194,047.42 : x
  2. Step 2: Convert to fraction form
    211,070.14/291,320.79 = 194,047.42/x
  3. Step 3: Cross multiply
    211,070.14x = 291,320.79 × 194,047.42
  4. Step 4: Simplify right side
    211,070.14x = 56,530,048,541.76
  5. Step 5: Solve for x
    x = 56,530,048,541.76/211,070.14
  6. Step 6: Final answer
    x = 267,825.89

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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.