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Finding the Fourth Proportional to 350,033.54, 525,159.28 and 125,395.92

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Solution

The fourth proportional to 350,033.54, 525,159.28 and 125,395.92 is: 188,132.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,033.54 : 525,159.28 = 125,395.92 : x
  2. Step 2: Convert to fraction form
    350,033.54/525,159.28 = 125,395.92/x
  3. Step 3: Cross multiply
    350,033.54x = 525,159.28 × 125,395.92
  4. Step 4: Simplify right side
    350,033.54x = 65,852,831,062.14
  5. Step 5: Solve for x
    x = 65,852,831,062.14/350,033.54
  6. Step 6: Final answer
    x = 188,132.92

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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.