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Finding the Fourth Proportional to 276,042.04, 414,043.06 and 73,622.52

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Solution

The fourth proportional to 276,042.04, 414,043.06 and 73,622.52 is: 110,428.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,042.04 : 414,043.06 = 73,622.52 : x
  2. Step 2: Convert to fraction form
    276,042.04/414,043.06 = 73,622.52/x
  3. Step 3: Cross multiply
    276,042.04x = 414,043.06 × 73,622.52
  4. Step 4: Simplify right side
    276,042.04x = 30,482,893,465.71
  5. Step 5: Solve for x
    x = 30,482,893,465.71/276,042.04
  6. Step 6: Final answer
    x = 110,428.45

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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.