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Finding the Fourth Proportional to 119,140.59, 178,745.47 and 48,026.52

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Solution

The fourth proportional to 119,140.59, 178,745.47 and 48,026.52 is: 72,053.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,140.59 : 178,745.47 = 48,026.52 : x
  2. Step 2: Convert to fraction form
    119,140.59/178,745.47 = 48,026.52/x
  3. Step 3: Cross multiply
    119,140.59x = 178,745.47 × 48,026.52
  4. Step 4: Simplify right side
    119,140.59x = 8,584,523,096.60
  5. Step 5: Solve for x
    x = 8,584,523,096.60/119,140.59
  6. Step 6: Final answer
    x = 72,053.73

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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.