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Finding the Fourth Proportional to 377,013.59, 565,515.45 and 92,706.60

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Solution

The fourth proportional to 377,013.59, 565,515.45 and 92,706.60 is: 139,058.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,013.59 : 565,515.45 = 92,706.60 : x
  2. Step 2: Convert to fraction form
    377,013.59/565,515.45 = 92,706.60/x
  3. Step 3: Cross multiply
    377,013.59x = 565,515.45 × 92,706.60
  4. Step 4: Simplify right side
    377,013.59x = 52,427,014,616.97
  5. Step 5: Solve for x
    x = 52,427,014,616.97/377,013.59
  6. Step 6: Final answer
    x = 139,058.69

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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.