Home / 84,989.14-117,287.89-46,751.53

Finding the Fourth Proportional to 84,989.14, 117,287.89 and 46,751.53

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Solution

The fourth proportional to 84,989.14, 117,287.89 and 46,751.53 is: 64,518.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,989.14 : 117,287.89 = 46,751.53 : x
  2. Step 2: Convert to fraction form
    84,989.14/117,287.89 = 46,751.53/x
  3. Step 3: Cross multiply
    84,989.14x = 117,287.89 × 46,751.53
  4. Step 4: Simplify right side
    84,989.14x = 5,483,387,487.77
  5. Step 5: Solve for x
    x = 5,483,387,487.77/84,989.14
  6. Step 6: Final answer
    x = 64,518.69

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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.