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Finding the Fourth Proportional to 124,262.63, 186,393.88 and 35,516.17

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Solution

The fourth proportional to 124,262.63, 186,393.88 and 35,516.17 is: 53,274.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,262.63 : 186,393.88 = 35,516.17 : x
  2. Step 2: Convert to fraction form
    124,262.63/186,393.88 = 35,516.17/x
  3. Step 3: Cross multiply
    124,262.63x = 186,393.88 × 35,516.17
  4. Step 4: Simplify right side
    124,262.63x = 6,619,995,619.49
  5. Step 5: Solve for x
    x = 6,619,995,619.49/124,262.63
  6. Step 6: Final answer
    x = 53,274.23

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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.