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Finding the Fourth Proportional to 155,882.51, 233,730.06 and 60,999.51

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Solution

The fourth proportional to 155,882.51, 233,730.06 and 60,999.51 is: 91,462.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,882.51 : 233,730.06 = 60,999.51 : x
  2. Step 2: Convert to fraction form
    155,882.51/233,730.06 = 60,999.51/x
  3. Step 3: Cross multiply
    155,882.51x = 233,730.06 × 60,999.51
  4. Step 4: Simplify right side
    155,882.51x = 14,257,419,780.01
  5. Step 5: Solve for x
    x = 14,257,419,780.01/155,882.51
  6. Step 6: Final answer
    x = 91,462.60

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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.