Home / 155,405.86-233,108.82-102,803.04

Finding the Fourth Proportional to 155,405.86, 233,108.82 and 102,803.04

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Solution

The fourth proportional to 155,405.86, 233,108.82 and 102,803.04 is: 154,204.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,405.86 : 233,108.82 = 102,803.04 : x
  2. Step 2: Convert to fraction form
    155,405.86/233,108.82 = 102,803.04/x
  3. Step 3: Cross multiply
    155,405.86x = 233,108.82 × 102,803.04
  4. Step 4: Simplify right side
    155,405.86x = 23,964,295,346.81
  5. Step 5: Solve for x
    x = 23,964,295,346.81/155,405.86
  6. Step 6: Final answer
    x = 154,204.58

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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.