Home / 146,406.34-219,191.13-137,106.19

Finding the Fourth Proportional to 146,406.34, 219,191.13 and 137,106.19

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Solution

The fourth proportional to 146,406.34, 219,191.13 and 137,106.19 is: 205,267.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,406.34 : 219,191.13 = 137,106.19 : x
  2. Step 2: Convert to fraction form
    146,406.34/219,191.13 = 137,106.19/x
  3. Step 3: Cross multiply
    146,406.34x = 219,191.13 × 137,106.19
  4. Step 4: Simplify right side
    146,406.34x = 30,052,460,716.09
  5. Step 5: Solve for x
    x = 30,052,460,716.09/146,406.34
  6. Step 6: Final answer
    x = 205,267.48

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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.