Home / 105,992.20-146,237.34-63,535.24

Finding the Fourth Proportional to 105,992.20, 146,237.34 and 63,535.24

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Solution

The fourth proportional to 105,992.20, 146,237.34 and 63,535.24 is: 87,659.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,992.20 : 146,237.34 = 63,535.24 : x
  2. Step 2: Convert to fraction form
    105,992.20/146,237.34 = 63,535.24/x
  3. Step 3: Cross multiply
    105,992.20x = 146,237.34 × 63,535.24
  4. Step 4: Simplify right side
    105,992.20x = 9,291,224,493.86
  5. Step 5: Solve for x
    x = 9,291,224,493.86/105,992.20
  6. Step 6: Final answer
    x = 87,659.51

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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.