Home / 77,077.29-106,380.20-44,821.89

Finding the Fourth Proportional to 77,077.29, 106,380.20 and 44,821.89

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Solution

The fourth proportional to 77,077.29, 106,380.20 and 44,821.89 is: 61,862.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,077.29 : 106,380.20 = 44,821.89 : x
  2. Step 2: Convert to fraction form
    77,077.29/106,380.20 = 44,821.89/x
  3. Step 3: Cross multiply
    77,077.29x = 106,380.20 × 44,821.89
  4. Step 4: Simplify right side
    77,077.29x = 4,768,161,622.58
  5. Step 5: Solve for x
    x = 4,768,161,622.58/77,077.29
  6. Step 6: Final answer
    x = 61,862.08

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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.