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Finding the Fourth Proportional to 92,798.04, 139,222.98 and 36,603.48

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Solution

The fourth proportional to 92,798.04, 139,222.98 and 36,603.48 is: 54,915.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,798.04 : 139,222.98 = 36,603.48 : x
  2. Step 2: Convert to fraction form
    92,798.04/139,222.98 = 36,603.48/x
  3. Step 3: Cross multiply
    92,798.04x = 139,222.98 × 36,603.48
  4. Step 4: Simplify right side
    92,798.04x = 5,096,045,563.97
  5. Step 5: Solve for x
    x = 5,096,045,563.97/92,798.04
  6. Step 6: Final answer
    x = 54,915.44

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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.