Home / 114,931.41-172,397.11-31,825.41

Finding the Fourth Proportional to 114,931.41, 172,397.11 and 31,825.41

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Solution

The fourth proportional to 114,931.41, 172,397.11 and 31,825.41 is: 47,738.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,931.41 : 172,397.11 = 31,825.41 : x
  2. Step 2: Convert to fraction form
    114,931.41/172,397.11 = 31,825.41/x
  3. Step 3: Cross multiply
    114,931.41x = 172,397.11 × 31,825.41
  4. Step 4: Simplify right side
    114,931.41x = 5,486,608,042.19
  5. Step 5: Solve for x
    x = 5,486,608,042.19/114,931.41
  6. Step 6: Final answer
    x = 47,738.11

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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.