Home / 126,776.60-174,765.34-96,509.16

Finding the Fourth Proportional to 126,776.60, 174,765.34 and 96,509.16

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Solution

The fourth proportional to 126,776.60, 174,765.34 and 96,509.16 is: 133,040.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,776.60 : 174,765.34 = 96,509.16 : x
  2. Step 2: Convert to fraction form
    126,776.60/174,765.34 = 96,509.16/x
  3. Step 3: Cross multiply
    126,776.60x = 174,765.34 × 96,509.16
  4. Step 4: Simplify right side
    126,776.60x = 16,866,456,160.51
  5. Step 5: Solve for x
    x = 16,866,456,160.51/126,776.60
  6. Step 6: Final answer
    x = 133,040.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.