Home / 282,069.63-423,118.12-92,513.23

Finding the Fourth Proportional to 282,069.63, 423,118.12 and 92,513.23

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Solution

The fourth proportional to 282,069.63, 423,118.12 and 92,513.23 is: 138,774.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,069.63 : 423,118.12 = 92,513.23 : x
  2. Step 2: Convert to fraction form
    282,069.63/423,118.12 = 92,513.23/x
  3. Step 3: Cross multiply
    282,069.63x = 423,118.12 × 92,513.23
  4. Step 4: Simplify right side
    282,069.63x = 39,144,023,952.73
  5. Step 5: Solve for x
    x = 39,144,023,952.73/282,069.63
  6. Step 6: Final answer
    x = 138,774.33

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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.