Home / 106,259.22-146,638.68-58,512.76

Finding the Fourth Proportional to 106,259.22, 146,638.68 and 58,512.76

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Solution

The fourth proportional to 106,259.22, 146,638.68 and 58,512.76 is: 80,748.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,259.22 : 146,638.68 = 58,512.76 : x
  2. Step 2: Convert to fraction form
    106,259.22/146,638.68 = 58,512.76/x
  3. Step 3: Cross multiply
    106,259.22x = 146,638.68 × 58,512.76
  4. Step 4: Simplify right side
    106,259.22x = 8,580,233,889.56
  5. Step 5: Solve for x
    x = 8,580,233,889.56/106,259.22
  6. Step 6: Final answer
    x = 80,748.14

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1.5x scale

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.