Home / 211,426.24-291,861.28-148,012.96

Finding the Fourth Proportional to 211,426.24, 291,861.28 and 148,012.96

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Solution

The fourth proportional to 211,426.24, 291,861.28 and 148,012.96 is: 204,323.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,426.24 : 291,861.28 = 148,012.96 : x
  2. Step 2: Convert to fraction form
    211,426.24/291,861.28 = 148,012.96/x
  3. Step 3: Cross multiply
    211,426.24x = 291,861.28 × 148,012.96
  4. Step 4: Simplify right side
    211,426.24x = 43,199,251,962.19
  5. Step 5: Solve for x
    x = 43,199,251,962.19/211,426.24
  6. Step 6: Final answer
    x = 204,323.04

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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.