Home / 282,145.14-423,327.87-124,262.64

Finding the Fourth Proportional to 282,145.14, 423,327.87 and 124,262.64

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Solution

The fourth proportional to 282,145.14, 423,327.87 and 124,262.64 is: 186,442.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,145.14 : 423,327.87 = 124,262.64 : x
  2. Step 2: Convert to fraction form
    282,145.14/423,327.87 = 124,262.64/x
  3. Step 3: Cross multiply
    282,145.14x = 423,327.87 × 124,262.64
  4. Step 4: Simplify right side
    282,145.14x = 52,603,838,711.78
  5. Step 5: Solve for x
    x = 52,603,838,711.78/282,145.14
  6. Step 6: Final answer
    x = 186,442.48

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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.