Home / 45,860.82-68,674.59-42,011.70

Finding the Fourth Proportional to 45,860.82, 68,674.59 and 42,011.70

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Solution

The fourth proportional to 45,860.82, 68,674.59 and 42,011.70 is: 62,910.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,860.82 : 68,674.59 = 42,011.70 : x
  2. Step 2: Convert to fraction form
    45,860.82/68,674.59 = 42,011.70/x
  3. Step 3: Cross multiply
    45,860.82x = 68,674.59 × 42,011.70
  4. Step 4: Simplify right side
    45,860.82x = 2,885,136,272.70
  5. Step 5: Solve for x
    x = 2,885,136,272.70/45,860.82
  6. Step 6: Final answer
    x = 62,910.70

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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.