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Finding the Fourth Proportional to 174,671.80, 262,007.70 and 121,527.70

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Solution

The fourth proportional to 174,671.80, 262,007.70 and 121,527.70 is: 182,291.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,671.80 : 262,007.70 = 121,527.70 : x
  2. Step 2: Convert to fraction form
    174,671.80/262,007.70 = 121,527.70/x
  3. Step 3: Cross multiply
    174,671.80x = 262,007.70 × 121,527.70
  4. Step 4: Simplify right side
    174,671.80x = 31,841,193,163.29
  5. Step 5: Solve for x
    x = 31,841,193,163.29/174,671.80
  6. Step 6: Final answer
    x = 182,291.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.