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Finding the Fourth Proportional to 114,225.92, 171,379.86 and 51,040.76

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Solution

The fourth proportional to 114,225.92, 171,379.86 and 51,040.76 is: 76,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,225.92 : 171,379.86 = 51,040.76 : x
  2. Step 2: Convert to fraction form
    114,225.92/171,379.86 = 51,040.76/x
  3. Step 3: Cross multiply
    114,225.92x = 171,379.86 × 51,040.76
  4. Step 4: Simplify right side
    114,225.92x = 8,747,358,303.09
  5. Step 5: Solve for x
    x = 8,747,358,303.09/114,225.92
  6. Step 6: Final answer
    x = 76,579.45

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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.