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Finding the Fourth Proportional to 225,037.52, 310,551 and 124,435.52

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Solution

The fourth proportional to 225,037.52, 310,551 and 124,435.52 is: 171,720.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,037.52 : 310,551 = 124,435.52 : x
  2. Step 2: Convert to fraction form
    225,037.52/310,551 = 124,435.52/x
  3. Step 3: Cross multiply
    225,037.52x = 310,551 × 124,435.52
  4. Step 4: Simplify right side
    225,037.52x = 38,643,575,171.52
  5. Step 5: Solve for x
    x = 38,643,575,171.52/225,037.52
  6. Step 6: Final answer
    x = 171,720.59

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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.