Home / 127,244.96-190,723.44-64,783.52

Finding the Fourth Proportional to 127,244.96, 190,723.44 and 64,783.52

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Solution

The fourth proportional to 127,244.96, 190,723.44 and 64,783.52 is: 97,101.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,244.96 : 190,723.44 = 64,783.52 : x
  2. Step 2: Convert to fraction form
    127,244.96/190,723.44 = 64,783.52/x
  3. Step 3: Cross multiply
    127,244.96x = 190,723.44 × 64,783.52
  4. Step 4: Simplify right side
    127,244.96x = 12,355,735,789.71
  5. Step 5: Solve for x
    x = 12,355,735,789.71/127,244.96
  6. Step 6: Final answer
    x = 97,101.97

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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.