Home / 289,233.18-433,784.16-102,244.68

Finding the Fourth Proportional to 289,233.18, 433,784.16 and 102,244.68

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Solution

The fourth proportional to 289,233.18, 433,784.16 and 102,244.68 is: 153,343.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,233.18 : 433,784.16 = 102,244.68 : x
  2. Step 2: Convert to fraction form
    289,233.18/433,784.16 = 102,244.68/x
  3. Step 3: Cross multiply
    289,233.18x = 433,784.16 × 102,244.68
  4. Step 4: Simplify right side
    289,233.18x = 44,352,122,628.27
  5. Step 5: Solve for x
    x = 44,352,122,628.27/289,233.18
  6. Step 6: Final answer
    x = 153,343.83

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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.