Home / 83,742.70-115,563.61-46,016.14

Finding the Fourth Proportional to 83,742.70, 115,563.61 and 46,016.14

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Solution

The fourth proportional to 83,742.70, 115,563.61 and 46,016.14 is: 63,501.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,742.70 : 115,563.61 = 46,016.14 : x
  2. Step 2: Convert to fraction form
    83,742.70/115,563.61 = 46,016.14/x
  3. Step 3: Cross multiply
    83,742.70x = 115,563.61 × 46,016.14
  4. Step 4: Simplify right side
    83,742.70x = 5,317,791,256.67
  5. Step 5: Solve for x
    x = 5,317,791,256.67/83,742.70
  6. Step 6: Final answer
    x = 63,501.55

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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.