Home / 106,154.58-146,490.30-58,407.96

Finding the Fourth Proportional to 106,154.58, 146,490.30 and 58,407.96

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Solution

The fourth proportional to 106,154.58, 146,490.30 and 58,407.96 is: 80,601.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,154.58 : 146,490.30 = 58,407.96 : x
  2. Step 2: Convert to fraction form
    106,154.58/146,490.30 = 58,407.96/x
  3. Step 3: Cross multiply
    106,154.58x = 146,490.30 × 58,407.96
  4. Step 4: Simplify right side
    106,154.58x = 8,556,199,582.79
  5. Step 5: Solve for x
    x = 8,556,199,582.79/106,154.58
  6. Step 6: Final answer
    x = 80,601.32

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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.