Home / 98,227.44-147,428.58-45,666.54

Finding the Fourth Proportional to 98,227.44, 147,428.58 and 45,666.54

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Solution

The fourth proportional to 98,227.44, 147,428.58 and 45,666.54 is: 68,540.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,227.44 : 147,428.58 = 45,666.54 : x
  2. Step 2: Convert to fraction form
    98,227.44/147,428.58 = 45,666.54/x
  3. Step 3: Cross multiply
    98,227.44x = 147,428.58 × 45,666.54
  4. Step 4: Simplify right side
    98,227.44x = 6,732,553,145.71
  5. Step 5: Solve for x
    x = 6,732,553,145.71/98,227.44
  6. Step 6: Final answer
    x = 68,540.45

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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.