Home / 254,166.49-381,252.47-76,675.04

Finding the Fourth Proportional to 254,166.49, 381,252.47 and 76,675.04

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Solution

The fourth proportional to 254,166.49, 381,252.47 and 76,675.04 is: 115,013.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,166.49 : 381,252.47 = 76,675.04 : x
  2. Step 2: Convert to fraction form
    254,166.49/381,252.47 = 76,675.04/x
  3. Step 3: Cross multiply
    254,166.49x = 381,252.47 × 76,675.04
  4. Step 4: Simplify right side
    254,166.49x = 29,232,547,958.71
  5. Step 5: Solve for x
    x = 29,232,547,958.71/254,166.49
  6. Step 6: Final answer
    x = 115,013.38

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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.