Home / 126,575.36-174,671.52-69,986.24

Finding the Fourth Proportional to 126,575.36, 174,671.52 and 69,986.24

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Solution

The fourth proportional to 126,575.36, 174,671.52 and 69,986.24 is: 96,579.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,575.36 : 174,671.52 = 69,986.24 : x
  2. Step 2: Convert to fraction form
    126,575.36/174,671.52 = 69,986.24/x
  3. Step 3: Cross multiply
    126,575.36x = 174,671.52 × 69,986.24
  4. Step 4: Simplify right side
    126,575.36x = 12,224,602,919.88
  5. Step 5: Solve for x
    x = 12,224,602,919.88/126,575.36
  6. Step 6: Final answer
    x = 96,579.64

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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.