Home / 76,583.16-114,913.98-31,637.88

Finding the Fourth Proportional to 76,583.16, 114,913.98 and 31,637.88

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Solution

The fourth proportional to 76,583.16, 114,913.98 and 31,637.88 is: 47,473.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,583.16 : 114,913.98 = 31,637.88 : x
  2. Step 2: Convert to fraction form
    76,583.16/114,913.98 = 31,637.88/x
  3. Step 3: Cross multiply
    76,583.16x = 114,913.98 × 31,637.88
  4. Step 4: Simplify right side
    76,583.16x = 3,635,634,709.56
  5. Step 5: Solve for x
    x = 3,635,634,709.56/76,583.16
  6. Step 6: Final answer
    x = 47,473.03

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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.