Home / 288,460.12-432,845.08-120,096.66

Finding the Fourth Proportional to 288,460.12, 432,845.08 and 120,096.66

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Solution

The fourth proportional to 288,460.12, 432,845.08 and 120,096.66 is: 180,209.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,460.12 : 432,845.08 = 120,096.66 : x
  2. Step 2: Convert to fraction form
    288,460.12/432,845.08 = 120,096.66/x
  3. Step 3: Cross multiply
    288,460.12x = 432,845.08 × 120,096.66
  4. Step 4: Simplify right side
    288,460.12x = 51,983,248,405.43
  5. Step 5: Solve for x
    x = 51,983,248,405.43/288,460.12
  6. Step 6: Final answer
    x = 180,209.48

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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.