Home / 126,869.37-190,214.01-63,644.01

Finding the Fourth Proportional to 126,869.37, 190,214.01 and 63,644.01

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Solution

The fourth proportional to 126,869.37, 190,214.01 and 63,644.01 is: 95,420.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,869.37 : 190,214.01 = 63,644.01 : x
  2. Step 2: Convert to fraction form
    126,869.37/190,214.01 = 63,644.01/x
  3. Step 3: Cross multiply
    126,869.37x = 190,214.01 × 63,644.01
  4. Step 4: Simplify right side
    126,869.37x = 12,105,982,354.58
  5. Step 5: Solve for x
    x = 12,105,982,354.58/126,869.37
  6. Step 6: Final answer
    x = 95,420.84

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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.