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Finding the Fourth Proportional to 61,254.72, 91,900.51 and 50,676.93

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Solution

The fourth proportional to 61,254.72, 91,900.51 and 50,676.93 is: 76,030.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,254.72 : 91,900.51 = 50,676.93 : x
  2. Step 2: Convert to fraction form
    61,254.72/91,900.51 = 50,676.93/x
  3. Step 3: Cross multiply
    61,254.72x = 91,900.51 × 50,676.93
  4. Step 4: Simplify right side
    61,254.72x = 4,657,235,585.54
  5. Step 5: Solve for x
    x = 4,657,235,585.54/61,254.72
  6. Step 6: Final answer
    x = 76,030.64

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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.