Home / 51,284.12-76,932.32-48,484.76

Finding the Fourth Proportional to 51,284.12, 76,932.32 and 48,484.76

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Solution

The fourth proportional to 51,284.12, 76,932.32 and 48,484.76 is: 72,732.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,284.12 : 76,932.32 = 48,484.76 : x
  2. Step 2: Convert to fraction form
    51,284.12/76,932.32 = 48,484.76/x
  3. Step 3: Cross multiply
    51,284.12x = 76,932.32 × 48,484.76
  4. Step 4: Simplify right side
    51,284.12x = 3,730,044,444.36
  5. Step 5: Solve for x
    x = 3,730,044,444.36/51,284.12
  6. Step 6: Final answer
    x = 72,732.94

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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.