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Finding the Fourth Proportional to 245,114.10, 367,671.15 and 185,627.70

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Solution

The fourth proportional to 245,114.10, 367,671.15 and 185,627.70 is: 278,441.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,114.10 : 367,671.15 = 185,627.70 : x
  2. Step 2: Convert to fraction form
    245,114.10/367,671.15 = 185,627.70/x
  3. Step 3: Cross multiply
    245,114.10x = 367,671.15 × 185,627.70
  4. Step 4: Simplify right side
    245,114.10x = 68,249,949,930.86
  5. Step 5: Solve for x
    x = 68,249,949,930.86/245,114.10
  6. Step 6: Final answer
    x = 278,441.55

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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.