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Finding the Fourth Proportional to 119,141.59, 178,746.97 and 48,027.52

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Solution

The fourth proportional to 119,141.59, 178,746.97 and 48,027.52 is: 72,055.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,141.59 : 178,746.97 = 48,027.52 : x
  2. Step 2: Convert to fraction form
    119,141.59/178,746.97 = 48,027.52/x
  3. Step 3: Cross multiply
    119,141.59x = 178,746.97 × 48,027.52
  4. Step 4: Simplify right side
    119,141.59x = 8,584,773,676.61
  5. Step 5: Solve for x
    x = 8,584,773,676.61/119,141.59
  6. Step 6: Final answer
    x = 72,055.22

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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.