Home / 45,562.14-68,297.85-31,681.98

Finding the Fourth Proportional to 45,562.14, 68,297.85 and 31,681.98

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Solution

The fourth proportional to 45,562.14, 68,297.85 and 31,681.98 is: 47,491.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,562.14 : 68,297.85 = 31,681.98 : x
  2. Step 2: Convert to fraction form
    45,562.14/68,297.85 = 31,681.98/x
  3. Step 3: Cross multiply
    45,562.14x = 68,297.85 × 31,681.98
  4. Step 4: Simplify right side
    45,562.14x = 2,163,811,117.74
  5. Step 5: Solve for x
    x = 2,163,811,117.74/45,562.14
  6. Step 6: Final answer
    x = 47,491.43

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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.