Home / 75,715.72-113,487.48-46,068.22

Finding the Fourth Proportional to 75,715.72, 113,487.48 and 46,068.22

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Solution

The fourth proportional to 75,715.72, 113,487.48 and 46,068.22 is: 69,049.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,715.72 : 113,487.48 = 46,068.22 : x
  2. Step 2: Convert to fraction form
    75,715.72/113,487.48 = 46,068.22/x
  3. Step 3: Cross multiply
    75,715.72x = 113,487.48 × 46,068.22
  4. Step 4: Simplify right side
    75,715.72x = 5,228,166,195.89
  5. Step 5: Solve for x
    x = 5,228,166,195.89/75,715.72
  6. Step 6: Final answer
    x = 69,049.94

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1.5x scale

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.