Home / 192,355.85-265,483.36-130,238.16

Finding the Fourth Proportional to 192,355.85, 265,483.36 and 130,238.16

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Solution

The fourth proportional to 192,355.85, 265,483.36 and 130,238.16 is: 179,750.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,355.85 : 265,483.36 = 130,238.16 : x
  2. Step 2: Convert to fraction form
    192,355.85/265,483.36 = 130,238.16/x
  3. Step 3: Cross multiply
    192,355.85x = 265,483.36 × 130,238.16
  4. Step 4: Simplify right side
    192,355.85x = 34,576,063,991.42
  5. Step 5: Solve for x
    x = 34,576,063,991.42/192,355.85
  6. Step 6: Final answer
    x = 179,750.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.