Home / 127,744.58-176,292.96-71,155.94

Finding the Fourth Proportional to 127,744.58, 176,292.96 and 71,155.94

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Solution

The fourth proportional to 127,744.58, 176,292.96 and 71,155.94 is: 98,198.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,744.58 : 176,292.96 = 71,155.94 : x
  2. Step 2: Convert to fraction form
    127,744.58/176,292.96 = 71,155.94/x
  3. Step 3: Cross multiply
    127,744.58x = 176,292.96 × 71,155.94
  4. Step 4: Simplify right side
    127,744.58x = 12,544,291,284.18
  5. Step 5: Solve for x
    x = 12,544,291,284.18/127,744.58
  6. Step 6: Final answer
    x = 98,198.23

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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.