Home / 138,056.60-207,033.62-48,076.20

Finding the Fourth Proportional to 138,056.60, 207,033.62 and 48,076.20

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Solution

The fourth proportional to 138,056.60, 207,033.62 and 48,076.20 is: 72,096.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,056.60 : 207,033.62 = 48,076.20 : x
  2. Step 2: Convert to fraction form
    138,056.60/207,033.62 = 48,076.20/x
  3. Step 3: Cross multiply
    138,056.60x = 207,033.62 × 48,076.20
  4. Step 4: Simplify right side
    138,056.60x = 9,953,389,721.84
  5. Step 5: Solve for x
    x = 9,953,389,721.84/138,056.60
  6. Step 6: Final answer
    x = 72,096.45

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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.