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Finding the Fourth Proportional to 282,571.44, 423,875.39 and 124,799.45

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Solution

The fourth proportional to 282,571.44, 423,875.39 and 124,799.45 is: 187,207.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,571.44 : 423,875.39 = 124,799.45 : x
  2. Step 2: Convert to fraction form
    282,571.44/423,875.39 = 124,799.45/x
  3. Step 3: Cross multiply
    282,571.44x = 423,875.39 × 124,799.45
  4. Step 4: Simplify right side
    282,571.44x = 52,899,412,797.16
  5. Step 5: Solve for x
    x = 52,899,412,797.16/282,571.44
  6. Step 6: Final answer
    x = 187,207.22

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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.