Home / 114,470.20-171,705.30-51,290.20

Finding the Fourth Proportional to 114,470.20, 171,705.30 and 51,290.20

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Solution

The fourth proportional to 114,470.20, 171,705.30 and 51,290.20 is: 76,935.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,470.20 : 171,705.30 = 51,290.20 : x
  2. Step 2: Convert to fraction form
    114,470.20/171,705.30 = 51,290.20/x
  3. Step 3: Cross multiply
    114,470.20x = 171,705.30 × 51,290.20
  4. Step 4: Simplify right side
    114,470.20x = 8,806,799,178.06
  5. Step 5: Solve for x
    x = 8,806,799,178.06/114,470.20
  6. Step 6: Final answer
    x = 76,935.30

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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.