Home / 282,379.15-423,621.24-92,850.09

Finding the Fourth Proportional to 282,379.15, 423,621.24 and 92,850.09

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Solution

The fourth proportional to 282,379.15, 423,621.24 and 92,850.09 is: 139,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,379.15 : 423,621.24 = 92,850.09 : x
  2. Step 2: Convert to fraction form
    282,379.15/423,621.24 = 92,850.09/x
  3. Step 3: Cross multiply
    282,379.15x = 423,621.24 × 92,850.09
  4. Step 4: Simplify right side
    282,379.15x = 39,333,270,259.91
  5. Step 5: Solve for x
    x = 39,333,270,259.91/282,379.15
  6. Step 6: Final answer
    x = 139,292.40

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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.