Home / 211,404.24-316,484.28-141,109.20

Finding the Fourth Proportional to 211,404.24, 316,484.28 and 141,109.20

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Solution

The fourth proportional to 211,404.24, 316,484.28 and 141,109.20 is: 211,248.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,404.24 : 316,484.28 = 141,109.20 : x
  2. Step 2: Convert to fraction form
    211,404.24/316,484.28 = 141,109.20/x
  3. Step 3: Cross multiply
    211,404.24x = 316,484.28 × 141,109.20
  4. Step 4: Simplify right side
    211,404.24x = 44,658,843,563.38
  5. Step 5: Solve for x
    x = 44,658,843,563.38/211,404.24
  6. Step 6: Final answer
    x = 211,248.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.