Home / 84,043.11-115,977.93-45,802.97

Finding the Fourth Proportional to 84,043.11, 115,977.93 and 45,802.97

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Solution

The fourth proportional to 84,043.11, 115,977.93 and 45,802.97 is: 63,207.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,043.11 : 115,977.93 = 45,802.97 : x
  2. Step 2: Convert to fraction form
    84,043.11/115,977.93 = 45,802.97/x
  3. Step 3: Cross multiply
    84,043.11x = 115,977.93 × 45,802.97
  4. Step 4: Simplify right side
    84,043.11x = 5,312,133,419.44
  5. Step 5: Solve for x
    x = 5,312,133,419.44/84,043.11
  6. Step 6: Final answer
    x = 63,207.24

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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.