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Finding the Fourth Proportional to 84,487, 116,590.24 and 46,246.56

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Solution

The fourth proportional to 84,487, 116,590.24 and 46,246.56 is: 63,819.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,487 : 116,590.24 = 46,246.56 : x
  2. Step 2: Convert to fraction form
    84,487/116,590.24 = 46,246.56/x
  3. Step 3: Cross multiply
    84,487x = 116,590.24 × 46,246.56
  4. Step 4: Simplify right side
    84,487x = 5,391,897,529.57
  5. Step 5: Solve for x
    x = 5,391,897,529.57/84,487
  6. Step 6: Final answer
    x = 63,819.26

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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.