Home / 289,087.52-433,743.05-111,545.24

Finding the Fourth Proportional to 289,087.52, 433,743.05 and 111,545.24

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Solution

The fourth proportional to 289,087.52, 433,743.05 and 111,545.24 is: 167,360.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,087.52 : 433,743.05 = 111,545.24 : x
  2. Step 2: Convert to fraction form
    289,087.52/433,743.05 = 111,545.24/x
  3. Step 3: Cross multiply
    289,087.52x = 433,743.05 × 111,545.24
  4. Step 4: Simplify right side
    289,087.52x = 48,381,970,720.73
  5. Step 5: Solve for x
    x = 48,381,970,720.73/289,087.52
  6. Step 6: Final answer
    x = 167,360.98

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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.