Home / 84,112.30-116,074.53-46,386.55

Finding the Fourth Proportional to 84,112.30, 116,074.53 and 46,386.55

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Solution

The fourth proportional to 84,112.30, 116,074.53 and 46,386.55 is: 64,013.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,112.30 : 116,074.53 = 46,386.55 : x
  2. Step 2: Convert to fraction form
    84,112.30/116,074.53 = 46,386.55/x
  3. Step 3: Cross multiply
    84,112.30x = 116,074.53 × 46,386.55
  4. Step 4: Simplify right side
    84,112.30x = 5,384,296,989.57
  5. Step 5: Solve for x
    x = 5,384,296,989.57/84,112.30
  6. Step 6: Final answer
    x = 64,013.19

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1.5x scale

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.