Home / 84,239.74-116,251.72-46,513.90

Finding the Fourth Proportional to 84,239.74, 116,251.72 and 46,513.90

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Solution

The fourth proportional to 84,239.74, 116,251.72 and 46,513.90 is: 64,189.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,239.74 : 116,251.72 = 46,513.90 : x
  2. Step 2: Convert to fraction form
    84,239.74/116,251.72 = 46,513.90/x
  3. Step 3: Cross multiply
    84,239.74x = 116,251.72 × 46,513.90
  4. Step 4: Simplify right side
    84,239.74x = 5,407,320,878.91
  5. Step 5: Solve for x
    x = 5,407,320,878.91/84,239.74
  6. Step 6: Final answer
    x = 64,189.67

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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.