Home / 64,933.20-97,329.84-31,675.68

Finding the Fourth Proportional to 64,933.20, 97,329.84 and 31,675.68

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Solution

The fourth proportional to 64,933.20, 97,329.84 and 31,675.68 is: 47,479.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,933.20 : 97,329.84 = 31,675.68 : x
  2. Step 2: Convert to fraction form
    64,933.20/97,329.84 = 31,675.68/x
  3. Step 3: Cross multiply
    64,933.20x = 97,329.84 × 31,675.68
  4. Step 4: Simplify right side
    64,933.20x = 3,082,988,866.29
  5. Step 5: Solve for x
    x = 3,082,988,866.29/64,933.20
  6. Step 6: Final answer
    x = 47,479.39

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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.