Home / 164,838.42-247,459.50-108,725.46

Finding the Fourth Proportional to 164,838.42, 247,459.50 and 108,725.46

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Solution

The fourth proportional to 164,838.42, 247,459.50 and 108,725.46 is: 163,221.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,838.42 : 247,459.50 = 108,725.46 : x
  2. Step 2: Convert to fraction form
    164,838.42/247,459.50 = 108,725.46/x
  3. Step 3: Cross multiply
    164,838.42x = 247,459.50 × 108,725.46
  4. Step 4: Simplify right side
    164,838.42x = 26,905,147,968.87
  5. Step 5: Solve for x
    x = 26,905,147,968.87/164,838.42
  6. Step 6: Final answer
    x = 163,221.34

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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.