Home / 45,487.85-67,911.94-34,758.06

Finding the Fourth Proportional to 45,487.85, 67,911.94 and 34,758.06

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Solution

The fourth proportional to 45,487.85, 67,911.94 and 34,758.06 is: 51,892.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,487.85 : 67,911.94 = 34,758.06 : x
  2. Step 2: Convert to fraction form
    45,487.85/67,911.94 = 34,758.06/x
  3. Step 3: Cross multiply
    45,487.85x = 67,911.94 × 34,758.06
  4. Step 4: Simplify right side
    45,487.85x = 2,360,487,285.24
  5. Step 5: Solve for x
    x = 2,360,487,285.24/45,487.85
  6. Step 6: Final answer
    x = 51,892.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.