Home / 180,390.09-270,505.14-96,134.55

Finding the Fourth Proportional to 180,390.09, 270,505.14 and 96,134.55

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Solution

The fourth proportional to 180,390.09, 270,505.14 and 96,134.55 is: 144,159.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,390.09 : 270,505.14 = 96,134.55 : x
  2. Step 2: Convert to fraction form
    180,390.09/270,505.14 = 96,134.55/x
  3. Step 3: Cross multiply
    180,390.09x = 270,505.14 × 96,134.55
  4. Step 4: Simplify right side
    180,390.09x = 26,004,889,342.82
  5. Step 5: Solve for x
    x = 26,004,889,342.82/180,390.09
  6. Step 6: Final answer
    x = 144,159.19

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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.