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Finding the Fourth Proportional to 224,662.72, 310,033.76 and 124,060.16

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Solution

The fourth proportional to 224,662.72, 310,033.76 and 124,060.16 is: 171,202.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,662.72 : 310,033.76 = 124,060.16 : x
  2. Step 2: Convert to fraction form
    224,662.72/310,033.76 = 124,060.16/x
  3. Step 3: Cross multiply
    224,662.72x = 310,033.76 × 124,060.16
  4. Step 4: Simplify right side
    224,662.72x = 38,462,837,871.00
  5. Step 5: Solve for x
    x = 38,462,837,871.00/224,662.72
  6. Step 6: Final answer
    x = 171,202.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.