Home / 316,453.82-474,581.66-91,829.79

Finding the Fourth Proportional to 316,453.82, 474,581.66 and 91,829.79

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Solution

The fourth proportional to 316,453.82, 474,581.66 and 91,829.79 is: 137,715.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,453.82 : 474,581.66 = 91,829.79 : x
  2. Step 2: Convert to fraction form
    316,453.82/474,581.66 = 91,829.79/x
  3. Step 3: Cross multiply
    316,453.82x = 474,581.66 × 91,829.79
  4. Step 4: Simplify right side
    316,453.82x = 43,580,733,716.50
  5. Step 5: Solve for x
    x = 43,580,733,716.50/316,453.82
  6. Step 6: Final answer
    x = 137,715.94

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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.