Home / 51,478.62-77,108.58-29,280.57

Finding the Fourth Proportional to 51,478.62, 77,108.58 and 29,280.57

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Solution

The fourth proportional to 51,478.62, 77,108.58 and 29,280.57 is: 43,858.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,478.62 : 77,108.58 = 29,280.57 : x
  2. Step 2: Convert to fraction form
    51,478.62/77,108.58 = 29,280.57/x
  3. Step 3: Cross multiply
    51,478.62x = 77,108.58 × 29,280.57
  4. Step 4: Simplify right side
    51,478.62x = 2,257,783,174.29
  5. Step 5: Solve for x
    x = 2,257,783,174.29/51,478.62
  6. Step 6: Final answer
    x = 43,858.66

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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.