Home / 316,716.18-475,120.59-92,047.35

Finding the Fourth Proportional to 316,716.18, 475,120.59 and 92,047.35

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Solution

The fourth proportional to 316,716.18, 475,120.59 and 92,047.35 is: 138,084.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,716.18 : 475,120.59 = 92,047.35 : x
  2. Step 2: Convert to fraction form
    316,716.18/475,120.59 = 92,047.35/x
  3. Step 3: Cross multiply
    316,716.18x = 475,120.59 × 92,047.35
  4. Step 4: Simplify right side
    316,716.18x = 43,733,591,239.94
  5. Step 5: Solve for x
    x = 43,733,591,239.94/316,716.18
  6. Step 6: Final answer
    x = 138,084.49

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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.