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Finding the Fourth Proportional to 119,195.95, 178,801.53 and 34,954.54

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Solution

The fourth proportional to 119,195.95, 178,801.53 and 34,954.54 is: 52,434.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,195.95 : 178,801.53 = 34,954.54 : x
  2. Step 2: Convert to fraction form
    119,195.95/178,801.53 = 34,954.54/x
  3. Step 3: Cross multiply
    119,195.95x = 178,801.53 × 34,954.54
  4. Step 4: Simplify right side
    119,195.95x = 6,249,925,232.45
  5. Step 5: Solve for x
    x = 6,249,925,232.45/119,195.95
  6. Step 6: Final answer
    x = 52,434.04

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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.