Home / 126,292.07-174,339.74-83,296.86

Finding the Fourth Proportional to 126,292.07, 174,339.74 and 83,296.86

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Solution

The fourth proportional to 126,292.07, 174,339.74 and 83,296.86 is: 114,987.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,292.07 : 174,339.74 = 83,296.86 : x
  2. Step 2: Convert to fraction form
    126,292.07/174,339.74 = 83,296.86/x
  3. Step 3: Cross multiply
    126,292.07x = 174,339.74 × 83,296.86
  4. Step 4: Simplify right side
    126,292.07x = 14,521,952,498.73
  5. Step 5: Solve for x
    x = 14,521,952,498.73/126,292.07
  6. Step 6: Final answer
    x = 114,987.05

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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.