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Finding the Fourth Proportional to 119,304.88, 178,948.02 and 69,353.12

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Solution

The fourth proportional to 119,304.88, 178,948.02 and 69,353.12 is: 104,024.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,304.88 : 178,948.02 = 69,353.12 : x
  2. Step 2: Convert to fraction form
    119,304.88/178,948.02 = 69,353.12/x
  3. Step 3: Cross multiply
    119,304.88x = 178,948.02 × 69,353.12
  4. Step 4: Simplify right side
    119,304.88x = 12,410,603,504.82
  5. Step 5: Solve for x
    x = 12,410,603,504.82/119,304.88
  6. Step 6: Final answer
    x = 104,024.27

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1.5x scale

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.