Home / 169,607.20-254,447.70-51,275.45

Finding the Fourth Proportional to 169,607.20, 254,447.70 and 51,275.45

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Solution

The fourth proportional to 169,607.20, 254,447.70 and 51,275.45 is: 76,924.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,607.20 : 254,447.70 = 51,275.45 : x
  2. Step 2: Convert to fraction form
    169,607.20/254,447.70 = 51,275.45/x
  3. Step 3: Cross multiply
    169,607.20x = 254,447.70 × 51,275.45
  4. Step 4: Simplify right side
    169,607.20x = 13,046,920,318.97
  5. Step 5: Solve for x
    x = 13,046,920,318.97/169,607.20
  6. Step 6: Final answer
    x = 76,924.33

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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.