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Finding the Fourth Proportional to 273,543.87, 377,489.60 and 152,684.11

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Solution

The fourth proportional to 273,543.87, 377,489.60 and 152,684.11 is: 210,703.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,543.87 : 377,489.60 = 152,684.11 : x
  2. Step 2: Convert to fraction form
    273,543.87/377,489.60 = 152,684.11/x
  3. Step 3: Cross multiply
    273,543.87x = 377,489.60 × 152,684.11
  4. Step 4: Simplify right side
    273,543.87x = 57,636,663,610.26
  5. Step 5: Solve for x
    x = 57,636,663,610.26/273,543.87
  6. Step 6: Final answer
    x = 210,703.55

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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.