Home / 281,948.91-423,011.06-92,410.94

Finding the Fourth Proportional to 281,948.91, 423,011.06 and 92,410.94

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Solution

The fourth proportional to 281,948.91, 423,011.06 and 92,410.94 is: 138,645.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,948.91 : 423,011.06 = 92,410.94 : x
  2. Step 2: Convert to fraction form
    281,948.91/423,011.06 = 92,410.94/x
  3. Step 3: Cross multiply
    281,948.91x = 423,011.06 × 92,410.94
  4. Step 4: Simplify right side
    281,948.91x = 39,090,847,107.89
  5. Step 5: Solve for x
    x = 39,090,847,107.89/281,948.91
  6. Step 6: Final answer
    x = 138,645.14

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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.