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Finding the Fourth Proportional to 377,129.79, 565,617.53 and 110,818.80

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Solution

The fourth proportional to 377,129.79, 565,617.53 and 110,818.80 is: 166,205.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,129.79 : 565,617.53 = 110,818.80 : x
  2. Step 2: Convert to fraction form
    377,129.79/565,617.53 = 110,818.80/x
  3. Step 3: Cross multiply
    377,129.79x = 565,617.53 × 110,818.80
  4. Step 4: Simplify right side
    377,129.79x = 62,681,056,210.61
  5. Step 5: Solve for x
    x = 62,681,056,210.61/377,129.79
  6. Step 6: Final answer
    x = 166,205.53

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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.