Home / 155,914.18-233,812.65-123,021.70

Finding the Fourth Proportional to 155,914.18, 233,812.65 and 123,021.70

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Solution

The fourth proportional to 155,914.18, 233,812.65 and 123,021.70 is: 184,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,914.18 : 233,812.65 = 123,021.70 : x
  2. Step 2: Convert to fraction form
    155,914.18/233,812.65 = 123,021.70/x
  3. Step 3: Cross multiply
    155,914.18x = 233,812.65 × 123,021.70
  4. Step 4: Simplify right side
    155,914.18x = 28,764,029,684.51
  5. Step 5: Solve for x
    x = 28,764,029,684.51/155,914.18
  6. Step 6: Final answer
    x = 184,486.30

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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.