Home / 127,325.08-190,825.26-52,359.52

Finding the Fourth Proportional to 127,325.08, 190,825.26 and 52,359.52

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Solution

The fourth proportional to 127,325.08, 190,825.26 and 52,359.52 is: 78,472.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,325.08 : 190,825.26 = 52,359.52 : x
  2. Step 2: Convert to fraction form
    127,325.08/190,825.26 = 52,359.52/x
  3. Step 3: Cross multiply
    127,325.08x = 190,825.26 × 52,359.52
  4. Step 4: Simplify right side
    127,325.08x = 9,991,519,017.48
  5. Step 5: Solve for x
    x = 9,991,519,017.48/127,325.08
  6. Step 6: Final answer
    x = 78,472.51

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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.