Home / 58,942.20-88,380-51,938.04

Finding the Fourth Proportional to 58,942.20, 88,380 and 51,938.04

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Solution

The fourth proportional to 58,942.20, 88,380 and 51,938.04 is: 77,877.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,942.20 : 88,380 = 51,938.04 : x
  2. Step 2: Convert to fraction form
    58,942.20/88,380 = 51,938.04/x
  3. Step 3: Cross multiply
    58,942.20x = 88,380 × 51,938.04
  4. Step 4: Simplify right side
    58,942.20x = 4,590,283,975.20
  5. Step 5: Solve for x
    x = 4,590,283,975.20/58,942.20
  6. Step 6: Final answer
    x = 77,877.72

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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.