Home / 106,293.19-146,597.34-77,580.58

Finding the Fourth Proportional to 106,293.19, 146,597.34 and 77,580.58

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Solution

The fourth proportional to 106,293.19, 146,597.34 and 77,580.58 is: 106,997.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,293.19 : 146,597.34 = 77,580.58 : x
  2. Step 2: Convert to fraction form
    106,293.19/146,597.34 = 77,580.58/x
  3. Step 3: Cross multiply
    106,293.19x = 146,597.34 × 77,580.58
  4. Step 4: Simplify right side
    106,293.19x = 11,373,106,663.66
  5. Step 5: Solve for x
    x = 11,373,106,663.66/106,293.19
  6. Step 6: Final answer
    x = 106,997.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.