Home / 147,009.78-220,521.96-41,836.14

Finding the Fourth Proportional to 147,009.78, 220,521.96 and 41,836.14

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Solution

The fourth proportional to 147,009.78, 220,521.96 and 41,836.14 is: 62,756.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,009.78 : 220,521.96 = 41,836.14 : x
  2. Step 2: Convert to fraction form
    147,009.78/220,521.96 = 41,836.14/x
  3. Step 3: Cross multiply
    147,009.78x = 220,521.96 × 41,836.14
  4. Step 4: Simplify right side
    147,009.78x = 9,225,787,591.63
  5. Step 5: Solve for x
    x = 9,225,787,591.63/147,009.78
  6. Step 6: Final answer
    x = 62,756.28

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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.