Home / 254,757.10-382,137.27-74,841.79

Finding the Fourth Proportional to 254,757.10, 382,137.27 and 74,841.79

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Solution

The fourth proportional to 254,757.10, 382,137.27 and 74,841.79 is: 112,263.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,757.10 : 382,137.27 = 74,841.79 : x
  2. Step 2: Convert to fraction form
    254,757.10/382,137.27 = 74,841.79/x
  3. Step 3: Cross multiply
    254,757.10x = 382,137.27 × 74,841.79
  4. Step 4: Simplify right side
    254,757.10x = 28,599,837,312.51
  5. Step 5: Solve for x
    x = 28,599,837,312.51/254,757.10
  6. Step 6: Final answer
    x = 112,263.16

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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.