Home / 166,450.04-229,705.12-101,039.64

Finding the Fourth Proportional to 166,450.04, 229,705.12 and 101,039.64

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Solution

The fourth proportional to 166,450.04, 229,705.12 and 101,039.64 is: 139,437.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,450.04 : 229,705.12 = 101,039.64 : x
  2. Step 2: Convert to fraction form
    166,450.04/229,705.12 = 101,039.64/x
  3. Step 3: Cross multiply
    166,450.04x = 229,705.12 × 101,039.64
  4. Step 4: Simplify right side
    166,450.04x = 23,209,322,630.96
  5. Step 5: Solve for x
    x = 23,209,322,630.96/166,450.04
  6. Step 6: Final answer
    x = 139,437.17

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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.