Home / 193,425.90-290,146.14-53,195.46

Finding the Fourth Proportional to 193,425.90, 290,146.14 and 53,195.46

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Solution

The fourth proportional to 193,425.90, 290,146.14 and 53,195.46 is: 79,795.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,425.90 : 290,146.14 = 53,195.46 : x
  2. Step 2: Convert to fraction form
    193,425.90/290,146.14 = 53,195.46/x
  3. Step 3: Cross multiply
    193,425.90x = 290,146.14 × 53,195.46
  4. Step 4: Simplify right side
    193,425.90x = 15,434,457,384.52
  5. Step 5: Solve for x
    x = 15,434,457,384.52/193,425.90
  6. Step 6: Final answer
    x = 79,795.19

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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.