Home / 89,942.94-134,984.90-62,748.43

Finding the Fourth Proportional to 89,942.94, 134,984.90 and 62,748.43

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Solution

The fourth proportional to 89,942.94, 134,984.90 and 62,748.43 is: 94,171.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,942.94 : 134,984.90 = 62,748.43 : x
  2. Step 2: Convert to fraction form
    89,942.94/134,984.90 = 62,748.43/x
  3. Step 3: Cross multiply
    89,942.94x = 134,984.90 × 62,748.43
  4. Step 4: Simplify right side
    89,942.94x = 8,470,090,368.12
  5. Step 5: Solve for x
    x = 8,470,090,368.12/89,942.94
  6. Step 6: Final answer
    x = 94,171.82

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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.