Home / 147,360.38-221,083.69-47,518.56

Finding the Fourth Proportional to 147,360.38, 221,083.69 and 47,518.56

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Solution

The fourth proportional to 147,360.38, 221,083.69 and 47,518.56 is: 71,291.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,360.38 : 221,083.69 = 47,518.56 : x
  2. Step 2: Convert to fraction form
    147,360.38/221,083.69 = 47,518.56/x
  3. Step 3: Cross multiply
    147,360.38x = 221,083.69 × 47,518.56
  4. Step 4: Simplify right side
    147,360.38x = 10,505,578,588.29
  5. Step 5: Solve for x
    x = 10,505,578,588.29/147,360.38
  6. Step 6: Final answer
    x = 71,291.74

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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.