Home / 77,788.68-116,711.72-62,933.46

Finding the Fourth Proportional to 77,788.68, 116,711.72 and 62,933.46

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Solution

The fourth proportional to 77,788.68, 116,711.72 and 62,933.46 is: 94,423.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,788.68 : 116,711.72 = 62,933.46 : x
  2. Step 2: Convert to fraction form
    77,788.68/116,711.72 = 62,933.46/x
  3. Step 3: Cross multiply
    77,788.68x = 116,711.72 × 62,933.46
  4. Step 4: Simplify right side
    77,788.68x = 7,345,072,362.15
  5. Step 5: Solve for x
    x = 7,345,072,362.15/77,788.68
  6. Step 6: Final answer
    x = 94,423.41

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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.