Home / 84,180.68-116,170.01-45,940.53

Finding the Fourth Proportional to 84,180.68, 116,170.01 and 45,940.53

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Solution

The fourth proportional to 84,180.68, 116,170.01 and 45,940.53 is: 63,398.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,180.68 : 116,170.01 = 45,940.53 : x
  2. Step 2: Convert to fraction form
    84,180.68/116,170.01 = 45,940.53/x
  3. Step 3: Cross multiply
    84,180.68x = 116,170.01 × 45,940.53
  4. Step 4: Simplify right side
    84,180.68x = 5,336,911,829.51
  5. Step 5: Solve for x
    x = 5,336,911,829.51/84,180.68
  6. Step 6: Final answer
    x = 63,398.30

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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.