Home / 130,673.41-195,837.89-51,744.58

Finding the Fourth Proportional to 130,673.41, 195,837.89 and 51,744.58

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Solution

The fourth proportional to 130,673.41, 195,837.89 and 51,744.58 is: 77,548.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,673.41 : 195,837.89 = 51,744.58 : x
  2. Step 2: Convert to fraction form
    130,673.41/195,837.89 = 51,744.58/x
  3. Step 3: Cross multiply
    130,673.41x = 195,837.89 × 51,744.58
  4. Step 4: Simplify right side
    130,673.41x = 10,133,548,617.82
  5. Step 5: Solve for x
    x = 10,133,548,617.82/130,673.41
  6. Step 6: Final answer
    x = 77,548.67

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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.