Home / 84,170.16-116,155.48-46,445.76

Finding the Fourth Proportional to 84,170.16, 116,155.48 and 46,445.76

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Solution

The fourth proportional to 84,170.16, 116,155.48 and 46,445.76 is: 64,095.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,170.16 : 116,155.48 = 46,445.76 : x
  2. Step 2: Convert to fraction form
    84,170.16/116,155.48 = 46,445.76/x
  3. Step 3: Cross multiply
    84,170.16x = 116,155.48 × 46,445.76
  4. Step 4: Simplify right side
    84,170.16x = 5,394,929,546.76
  5. Step 5: Solve for x
    x = 5,394,929,546.76/84,170.16
  6. Step 6: Final answer
    x = 64,095.51

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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.