Home / 249,882.08-374,822.82-81,402.13

Finding the Fourth Proportional to 249,882.08, 374,822.82 and 81,402.13

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Solution

The fourth proportional to 249,882.08, 374,822.82 and 81,402.13 is: 122,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,882.08 : 374,822.82 = 81,402.13 : x
  2. Step 2: Convert to fraction form
    249,882.08/374,822.82 = 81,402.13/x
  3. Step 3: Cross multiply
    249,882.08x = 374,822.82 × 81,402.13
  4. Step 4: Simplify right side
    249,882.08x = 30,511,376,389.14
  5. Step 5: Solve for x
    x = 30,511,376,389.14/249,882.08
  6. Step 6: Final answer
    x = 122,103.10

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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.