Home / 126,701.62-174,830.94-75,703.52

Finding the Fourth Proportional to 126,701.62, 174,830.94 and 75,703.52

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Solution

The fourth proportional to 126,701.62, 174,830.94 and 75,703.52 is: 104,460.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,701.62 : 174,830.94 = 75,703.52 : x
  2. Step 2: Convert to fraction form
    126,701.62/174,830.94 = 75,703.52/x
  3. Step 3: Cross multiply
    126,701.62x = 174,830.94 × 75,703.52
  4. Step 4: Simplify right side
    126,701.62x = 13,235,317,458.86
  5. Step 5: Solve for x
    x = 13,235,317,458.86/126,701.62
  6. Step 6: Final answer
    x = 104,460.52

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1.5x scale

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.