Home / 89,042.82-133,586.04-40,988.94

Finding the Fourth Proportional to 89,042.82, 133,586.04 and 40,988.94

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Solution

The fourth proportional to 89,042.82, 133,586.04 and 40,988.94 is: 61,493.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,042.82 : 133,586.04 = 40,988.94 : x
  2. Step 2: Convert to fraction form
    89,042.82/133,586.04 = 40,988.94/x
  3. Step 3: Cross multiply
    89,042.82x = 133,586.04 × 40,988.94
  4. Step 4: Simplify right side
    89,042.82x = 5,475,550,178.40
  5. Step 5: Solve for x
    x = 5,475,550,178.40/89,042.82
  6. Step 6: Final answer
    x = 61,493.45

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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.