Home / 51,562.59-77,190.76-28,117.95

Finding the Fourth Proportional to 51,562.59, 77,190.76 and 28,117.95

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Solution

The fourth proportional to 51,562.59, 77,190.76 and 28,117.95 is: 42,093.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,562.59 : 77,190.76 = 28,117.95 : x
  2. Step 2: Convert to fraction form
    51,562.59/77,190.76 = 28,117.95/x
  3. Step 3: Cross multiply
    51,562.59x = 77,190.76 × 28,117.95
  4. Step 4: Simplify right side
    51,562.59x = 2,170,445,930.14
  5. Step 5: Solve for x
    x = 2,170,445,930.14/51,562.59
  6. Step 6: Final answer
    x = 42,093.42

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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.