Home / 124,863-187,313.14-45,971.16

Finding the Fourth Proportional to 124,863, 187,313.14 and 45,971.16

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Solution

The fourth proportional to 124,863, 187,313.14 and 45,971.16 is: 68,963.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,863 : 187,313.14 = 45,971.16 : x
  2. Step 2: Convert to fraction form
    124,863/187,313.14 = 45,971.16/x
  3. Step 3: Cross multiply
    124,863x = 187,313.14 × 45,971.16
  4. Step 4: Simplify right side
    124,863x = 8,611,002,329.04
  5. Step 5: Solve for x
    x = 8,611,002,329.04/124,863
  6. Step 6: Final answer
    x = 68,963.60

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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.