Home / 281,557.84-422,340-94,569.36

Finding the Fourth Proportional to 281,557.84, 422,340 and 94,569.36

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Solution

The fourth proportional to 281,557.84, 422,340 and 94,569.36 is: 141,855.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,557.84 : 422,340 = 94,569.36 : x
  2. Step 2: Convert to fraction form
    281,557.84/422,340 = 94,569.36/x
  3. Step 3: Cross multiply
    281,557.84x = 422,340 × 94,569.36
  4. Step 4: Simplify right side
    281,557.84x = 39,940,423,502.40
  5. Step 5: Solve for x
    x = 39,940,423,502.40/281,557.84
  6. Step 6: Final answer
    x = 141,855.13

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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.