Home / 126,319.26-174,320.62-69,730.68

Finding the Fourth Proportional to 126,319.26, 174,320.62 and 69,730.68

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Solution

The fourth proportional to 126,319.26, 174,320.62 and 69,730.68 is: 96,228.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,319.26 : 174,320.62 = 69,730.68 : x
  2. Step 2: Convert to fraction form
    126,319.26/174,320.62 = 69,730.68/x
  3. Step 3: Cross multiply
    126,319.26x = 174,320.62 × 69,730.68
  4. Step 4: Simplify right side
    126,319.26x = 12,155,495,370.62
  5. Step 5: Solve for x
    x = 12,155,495,370.62/126,319.26
  6. Step 6: Final answer
    x = 96,228.36

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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.