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Finding the Fourth Proportional to 84,590.88, 116,736.89 and 46,347.92

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Solution

The fourth proportional to 84,590.88, 116,736.89 and 46,347.92 is: 63,960.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,590.88 : 116,736.89 = 46,347.92 : x
  2. Step 2: Convert to fraction form
    84,590.88/116,736.89 = 46,347.92/x
  3. Step 3: Cross multiply
    84,590.88x = 116,736.89 × 46,347.92
  4. Step 4: Simplify right side
    84,590.88x = 5,410,512,038.77
  5. Step 5: Solve for x
    x = 5,410,512,038.77/84,590.88
  6. Step 6: Final answer
    x = 63,960.94

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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.