Home / 170,533.49-255,812.38-52,189.45

Finding the Fourth Proportional to 170,533.49, 255,812.38 and 52,189.45

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Solution

The fourth proportional to 170,533.49, 255,812.38 and 52,189.45 is: 78,287.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,533.49 : 255,812.38 = 52,189.45 : x
  2. Step 2: Convert to fraction form
    170,533.49/255,812.38 = 52,189.45/x
  3. Step 3: Cross multiply
    170,533.49x = 255,812.38 × 52,189.45
  4. Step 4: Simplify right side
    170,533.49x = 13,350,706,645.39
  5. Step 5: Solve for x
    x = 13,350,706,645.39/170,533.49
  6. Step 6: Final answer
    x = 78,287.89

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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.