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Finding the Fourth Proportional to 155,794.86, 233,598.69 and 60,912

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Solution

The fourth proportional to 155,794.86, 233,598.69 and 60,912 is: 91,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,794.86 : 233,598.69 = 60,912 : x
  2. Step 2: Convert to fraction form
    155,794.86/233,598.69 = 60,912/x
  3. Step 3: Cross multiply
    155,794.86x = 233,598.69 × 60,912
  4. Step 4: Simplify right side
    155,794.86x = 14,228,963,405.28
  5. Step 5: Solve for x
    x = 14,228,963,405.28/155,794.86
  6. Step 6: Final answer
    x = 91,331.40

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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.