Home / 211,267.26-316,687.53-132,436.74

Finding the Fourth Proportional to 211,267.26, 316,687.53 and 132,436.74

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Solution

The fourth proportional to 211,267.26, 316,687.53 and 132,436.74 is: 198,521.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,267.26 : 316,687.53 = 132,436.74 : x
  2. Step 2: Convert to fraction form
    211,267.26/316,687.53 = 132,436.74/x
  3. Step 3: Cross multiply
    211,267.26x = 316,687.53 × 132,436.74
  4. Step 4: Simplify right side
    211,267.26x = 41,941,064,071.85
  5. Step 5: Solve for x
    x = 41,941,064,071.85/211,267.26
  6. Step 6: Final answer
    x = 198,521.36

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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.