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Finding the Fourth Proportional to 84,792.35, 117,007.58 and 47,063.63

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Solution

The fourth proportional to 84,792.35, 117,007.58 and 47,063.63 is: 64,944.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,792.35 : 117,007.58 = 47,063.63 : x
  2. Step 2: Convert to fraction form
    84,792.35/117,007.58 = 47,063.63/x
  3. Step 3: Cross multiply
    84,792.35x = 117,007.58 × 47,063.63
  4. Step 4: Simplify right side
    84,792.35x = 5,506,801,452.32
  5. Step 5: Solve for x
    x = 5,506,801,452.32/84,792.35
  6. Step 6: Final answer
    x = 64,944.56

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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.