Home / 211,429.99-316,522.90-141,134.95

Finding the Fourth Proportional to 211,429.99, 316,522.90 and 141,134.95

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Solution

The fourth proportional to 211,429.99, 316,522.90 and 141,134.95 is: 211,287.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,429.99 : 316,522.90 = 141,134.95 : x
  2. Step 2: Convert to fraction form
    211,429.99/316,522.90 = 141,134.95/x
  3. Step 3: Cross multiply
    211,429.99x = 316,522.90 × 141,134.95
  4. Step 4: Simplify right side
    211,429.99x = 44,672,443,665.36
  5. Step 5: Solve for x
    x = 44,672,443,665.36/211,429.99
  6. Step 6: Final answer
    x = 211,287.17

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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.