Home / 178,667.60-267,923.64-89,865.68

Finding the Fourth Proportional to 178,667.60, 267,923.64 and 89,865.68

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Solution

The fourth proportional to 178,667.60, 267,923.64 and 89,865.68 is: 134,759.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,667.60 : 267,923.64 = 89,865.68 : x
  2. Step 2: Convert to fraction form
    178,667.60/267,923.64 = 89,865.68/x
  3. Step 3: Cross multiply
    178,667.60x = 267,923.64 × 89,865.68
  4. Step 4: Simplify right side
    178,667.60x = 24,077,140,096.68
  5. Step 5: Solve for x
    x = 24,077,140,096.68/178,667.60
  6. Step 6: Final answer
    x = 134,759.41

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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.