Home / 77,573.42-116,343.79-35,441.54

Finding the Fourth Proportional to 77,573.42, 116,343.79 and 35,441.54

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Solution

The fourth proportional to 77,573.42, 116,343.79 and 35,441.54 is: 53,154.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,573.42 : 116,343.79 = 35,441.54 : x
  2. Step 2: Convert to fraction form
    77,573.42/116,343.79 = 35,441.54/x
  3. Step 3: Cross multiply
    77,573.42x = 116,343.79 × 35,441.54
  4. Step 4: Simplify right side
    77,573.42x = 4,123,402,328.11
  5. Step 5: Solve for x
    x = 4,123,402,328.11/77,573.42
  6. Step 6: Final answer
    x = 53,154.84

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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.