Home / 165,644.15-247,975.36-102,260.46

Finding the Fourth Proportional to 165,644.15, 247,975.36 and 102,260.46

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Solution

The fourth proportional to 165,644.15, 247,975.36 and 102,260.46 is: 153,087.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,644.15 : 247,975.36 = 102,260.46 : x
  2. Step 2: Convert to fraction form
    165,644.15/247,975.36 = 102,260.46/x
  3. Step 3: Cross multiply
    165,644.15x = 247,975.36 × 102,260.46
  4. Step 4: Simplify right side
    165,644.15x = 25,358,075,056.52
  5. Step 5: Solve for x
    x = 25,358,075,056.52/165,644.15
  6. Step 6: Final answer
    x = 153,087.66

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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.