Home / 169,948.20-254,921.68-51,619.35

Finding the Fourth Proportional to 169,948.20, 254,921.68 and 51,619.35

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Solution

The fourth proportional to 169,948.20, 254,921.68 and 51,619.35 is: 77,428.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,948.20 : 254,921.68 = 51,619.35 : x
  2. Step 2: Convert to fraction form
    169,948.20/254,921.68 = 51,619.35/x
  3. Step 3: Cross multiply
    169,948.20x = 254,921.68 × 51,619.35
  4. Step 4: Simplify right side
    169,948.20x = 13,158,891,422.51
  5. Step 5: Solve for x
    x = 13,158,891,422.51/169,948.20
  6. Step 6: Final answer
    x = 77,428.84

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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.