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Finding the Fourth Proportional to 114,500.79, 171,780.48 and 35,615.70

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Solution

The fourth proportional to 114,500.79, 171,780.48 and 35,615.70 is: 53,432.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,500.79 : 171,780.48 = 35,615.70 : x
  2. Step 2: Convert to fraction form
    114,500.79/171,780.48 = 35,615.70/x
  3. Step 3: Cross multiply
    114,500.79x = 171,780.48 × 35,615.70
  4. Step 4: Simplify right side
    114,500.79x = 6,118,082,041.54
  5. Step 5: Solve for x
    x = 6,118,082,041.54/114,500.79
  6. Step 6: Final answer
    x = 53,432.66

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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.