Home / 96,009.78-144,028.34-51,019.39

Finding the Fourth Proportional to 96,009.78, 144,028.34 and 51,019.39

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Solution

The fourth proportional to 96,009.78, 144,028.34 and 51,019.39 is: 76,536.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,009.78 : 144,028.34 = 51,019.39 : x
  2. Step 2: Convert to fraction form
    96,009.78/144,028.34 = 51,019.39/x
  3. Step 3: Cross multiply
    96,009.78x = 144,028.34 × 51,019.39
  4. Step 4: Simplify right side
    96,009.78x = 7,348,238,049.51
  5. Step 5: Solve for x
    x = 7,348,238,049.51/96,009.78
  6. Step 6: Final answer
    x = 76,536.35

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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.