Home / 186,125.33-279,280.25-73,803.13

Finding the Fourth Proportional to 186,125.33, 279,280.25 and 73,803.13

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Solution

The fourth proportional to 186,125.33, 279,280.25 and 73,803.13 is: 110,741.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,125.33 : 279,280.25 = 73,803.13 : x
  2. Step 2: Convert to fraction form
    186,125.33/279,280.25 = 73,803.13/x
  3. Step 3: Cross multiply
    186,125.33x = 279,280.25 × 73,803.13
  4. Step 4: Simplify right side
    186,125.33x = 20,611,757,792.82
  5. Step 5: Solve for x
    x = 20,611,757,792.82/186,125.33
  6. Step 6: Final answer
    x = 110,741.28

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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.