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Finding the Fourth Proportional to 182,117.70, 273,176.55 and 57,458.70

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Solution

The fourth proportional to 182,117.70, 273,176.55 and 57,458.70 is: 86,188.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,117.70 : 273,176.55 = 57,458.70 : x
  2. Step 2: Convert to fraction form
    182,117.70/273,176.55 = 57,458.70/x
  3. Step 3: Cross multiply
    182,117.70x = 273,176.55 × 57,458.70
  4. Step 4: Simplify right side
    182,117.70x = 15,696,369,433.49
  5. Step 5: Solve for x
    x = 15,696,369,433.49/182,117.70
  6. Step 6: Final answer
    x = 86,188.05

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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.