Home / 146,670.27-220,005.42-76,533.18

Finding the Fourth Proportional to 146,670.27, 220,005.42 and 76,533.18

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Solution

The fourth proportional to 146,670.27, 220,005.42 and 76,533.18 is: 114,799.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,670.27 : 220,005.42 = 76,533.18 : x
  2. Step 2: Convert to fraction form
    146,670.27/220,005.42 = 76,533.18/x
  3. Step 3: Cross multiply
    146,670.27x = 220,005.42 × 76,533.18
  4. Step 4: Simplify right side
    146,670.27x = 16,837,714,409.84
  5. Step 5: Solve for x
    x = 16,837,714,409.84/146,670.27
  6. Step 6: Final answer
    x = 114,799.78

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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.