Home / 127,257.64-190,595.76-60,744.59

Finding the Fourth Proportional to 127,257.64, 190,595.76 and 60,744.59

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Solution

The fourth proportional to 127,257.64, 190,595.76 and 60,744.59 is: 90,978.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,257.64 : 190,595.76 = 60,744.59 : x
  2. Step 2: Convert to fraction form
    127,257.64/190,595.76 = 60,744.59/x
  3. Step 3: Cross multiply
    127,257.64x = 190,595.76 × 60,744.59
  4. Step 4: Simplify right side
    127,257.64x = 11,577,661,296.94
  5. Step 5: Solve for x
    x = 11,577,661,296.94/127,257.64
  6. Step 6: Final answer
    x = 90,978.13

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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.