Home / 68,242.68-94,138.92-46,985.04

Finding the Fourth Proportional to 68,242.68, 94,138.92 and 46,985.04

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Solution

The fourth proportional to 68,242.68, 94,138.92 and 46,985.04 is: 64,814.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,242.68 : 94,138.92 = 46,985.04 : x
  2. Step 2: Convert to fraction form
    68,242.68/94,138.92 = 46,985.04/x
  3. Step 3: Cross multiply
    68,242.68x = 94,138.92 × 46,985.04
  4. Step 4: Simplify right side
    68,242.68x = 4,423,120,921.76
  5. Step 5: Solve for x
    x = 4,423,120,921.76/68,242.68
  6. Step 6: Final answer
    x = 64,814.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.