Home / 51,041.82-76,068.22-48,384.61

Finding the Fourth Proportional to 51,041.82, 76,068.22 and 48,384.61

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Solution

The fourth proportional to 51,041.82, 76,068.22 and 48,384.61 is: 72,108.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,041.82 : 76,068.22 = 48,384.61 : x
  2. Step 2: Convert to fraction form
    51,041.82/76,068.22 = 48,384.61/x
  3. Step 3: Cross multiply
    51,041.82x = 76,068.22 × 48,384.61
  4. Step 4: Simplify right side
    51,041.82x = 3,680,531,158.09
  5. Step 5: Solve for x
    x = 3,680,531,158.09/51,041.82
  6. Step 6: Final answer
    x = 72,108.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.