Home / 288,527.22-432,795.69-130,757.04

Finding the Fourth Proportional to 288,527.22, 432,795.69 and 130,757.04

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Solution

The fourth proportional to 288,527.22, 432,795.69 and 130,757.04 is: 196,137.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,527.22 : 432,795.69 = 130,757.04 : x
  2. Step 2: Convert to fraction form
    288,527.22/432,795.69 = 130,757.04/x
  3. Step 3: Cross multiply
    288,527.22x = 432,795.69 × 130,757.04
  4. Step 4: Simplify right side
    288,527.22x = 56,591,083,349.16
  5. Step 5: Solve for x
    x = 56,591,083,349.16/288,527.22
  6. Step 6: Final answer
    x = 196,137.76

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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.