Home / 127,095.54-190,643.37-52,202.94

Finding the Fourth Proportional to 127,095.54, 190,643.37 and 52,202.94

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Solution

The fourth proportional to 127,095.54, 190,643.37 and 52,202.94 is: 78,304.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,095.54 : 190,643.37 = 52,202.94 : x
  2. Step 2: Convert to fraction form
    127,095.54/190,643.37 = 52,202.94/x
  3. Step 3: Cross multiply
    127,095.54x = 190,643.37 × 52,202.94
  4. Step 4: Simplify right side
    127,095.54x = 9,952,144,405.51
  5. Step 5: Solve for x
    x = 9,952,144,405.51/127,095.54
  6. Step 6: Final answer
    x = 78,304.43

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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.