Home / 77,876.81-116,826.49-24,550.76

Finding the Fourth Proportional to 77,876.81, 116,826.49 and 24,550.76

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Solution

The fourth proportional to 77,876.81, 116,826.49 and 24,550.76 is: 36,829.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,876.81 : 116,826.49 = 24,550.76 : x
  2. Step 2: Convert to fraction form
    77,876.81/116,826.49 = 24,550.76/x
  3. Step 3: Cross multiply
    77,876.81x = 116,826.49 × 24,550.76
  4. Step 4: Simplify right side
    77,876.81x = 2,868,178,994.88
  5. Step 5: Solve for x
    x = 2,868,178,994.88/77,876.81
  6. Step 6: Final answer
    x = 36,829.70

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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.