Home / 130,238.90-195,356.31-41,491.81

Finding the Fourth Proportional to 130,238.90, 195,356.31 and 41,491.81

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Solution

The fourth proportional to 130,238.90, 195,356.31 and 41,491.81 is: 62,237.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,238.90 : 195,356.31 = 41,491.81 : x
  2. Step 2: Convert to fraction form
    130,238.90/195,356.31 = 41,491.81/x
  3. Step 3: Cross multiply
    130,238.90x = 195,356.31 × 41,491.81
  4. Step 4: Simplify right side
    130,238.90x = 8,105,686,985.42
  5. Step 5: Solve for x
    x = 8,105,686,985.42/130,238.90
  6. Step 6: Final answer
    x = 62,237.06

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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.