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Finding the Fourth Proportional to 155,467.60, 232,812.60 and 124,363.60

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Solution

The fourth proportional to 155,467.60, 232,812.60 and 124,363.60 is: 186,234.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,467.60 : 232,812.60 = 124,363.60 : x
  2. Step 2: Convert to fraction form
    155,467.60/232,812.60 = 124,363.60/x
  3. Step 3: Cross multiply
    155,467.60x = 232,812.60 × 124,363.60
  4. Step 4: Simplify right side
    155,467.60x = 28,953,413,061.36
  5. Step 5: Solve for x
    x = 28,953,413,061.36/155,467.60
  6. Step 6: Final answer
    x = 186,234.39

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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.