Home / 211,264.92-316,684.14-132,434.52

Finding the Fourth Proportional to 211,264.92, 316,684.14 and 132,434.52

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Solution

The fourth proportional to 211,264.92, 316,684.14 and 132,434.52 is: 198,518.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,264.92 : 316,684.14 = 132,434.52 : x
  2. Step 2: Convert to fraction form
    211,264.92/316,684.14 = 132,434.52/x
  3. Step 3: Cross multiply
    211,264.92x = 316,684.14 × 132,434.52
  4. Step 4: Simplify right side
    211,264.92x = 41,939,912,072.51
  5. Step 5: Solve for x
    x = 41,939,912,072.51/211,264.92
  6. Step 6: Final answer
    x = 198,518.11

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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.