Home / 51,519.15-77,146.52-35,701.65

Finding the Fourth Proportional to 51,519.15, 77,146.52 and 35,701.65

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Solution

The fourth proportional to 51,519.15, 77,146.52 and 35,701.65 is: 53,460.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,519.15 : 77,146.52 = 35,701.65 : x
  2. Step 2: Convert to fraction form
    51,519.15/77,146.52 = 35,701.65/x
  3. Step 3: Cross multiply
    51,519.15x = 77,146.52 × 35,701.65
  4. Step 4: Simplify right side
    51,519.15x = 2,754,257,877.25
  5. Step 5: Solve for x
    x = 2,754,257,877.25/51,519.15
  6. Step 6: Final answer
    x = 53,460.86

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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.