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Finding the Fourth Proportional to 77,859.02, 116,788.54 and 44,555.54

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Solution

The fourth proportional to 77,859.02, 116,788.54 and 44,555.54 is: 66,833.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,859.02 : 116,788.54 = 44,555.54 : x
  2. Step 2: Convert to fraction form
    77,859.02/116,788.54 = 44,555.54/x
  3. Step 3: Cross multiply
    77,859.02x = 116,788.54 × 44,555.54
  4. Step 4: Simplify right side
    77,859.02x = 5,203,575,770.18
  5. Step 5: Solve for x
    x = 5,203,575,770.18/77,859.02
  6. Step 6: Final answer
    x = 66,833.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.