Home / 225,740.93-311,622.80-144,176.15

Finding the Fourth Proportional to 225,740.93, 311,622.80 and 144,176.15

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Solution

The fourth proportional to 225,740.93, 311,622.80 and 144,176.15 is: 199,027.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,740.93 : 311,622.80 = 144,176.15 : x
  2. Step 2: Convert to fraction form
    225,740.93/311,622.80 = 144,176.15/x
  3. Step 3: Cross multiply
    225,740.93x = 311,622.80 × 144,176.15
  4. Step 4: Simplify right side
    225,740.93x = 44,928,575,614.40
  5. Step 5: Solve for x
    x = 44,928,575,614.40/225,740.93
  6. Step 6: Final answer
    x = 199,027.16

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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.